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aria-controls="menu-list-1"><style data-emotion="css xl71ch">.css-xl71ch{pointer-events:none;-webkit-flex:1 1 auto;-ms-flex:1 1 auto;flex:1 1 auto;min-width:0px;}</style><span class="css-xl71ch">v3</span><style data-emotion="css 1hzyiq5">.css-1hzyiq5{display:-webkit-inline-box;display:-webkit-inline-flex;display:-ms-inline-flexbox;display:inline-flex;-webkit-align-self:center;-ms-flex-item-align:center;align-self:center;-webkit-flex-shrink:0;-ms-flex-negative:0;flex-shrink:0;-webkit-margin-start:0.5rem;margin-inline-start:0.5rem;}</style><span class="chakra-button__icon css-1hzyiq5"><svg stroke="currentColor" fill="none" stroke-width="2" viewbox="0 0 24 24" stroke-linecap="round" stroke-linejoin="round" aria-hidden="true" focusable="false" height="1em" width="1em" xmlns="http://www.w3.org/2000/svg"><polyline points="6 9 12 15 18 9"/></svg></span></button><style data-emotion="css r6z5ec">.css-r6z5ec{z-index:1;}</style><div style=";min-width:max-content;inset:0 auto auto 0" class="css-r6z5ec"><style data-emotion="css 1ozmk1d">.css-1ozmk1d{outline:2px solid transparent;outline-offset:2px;background:#fff;box-shadow:var(--chakra-shadows-sm);color:inherit;min-width:var(--chakra-sizes-3xs);padding-top:var(--chakra-space-2);padding-bottom:var(--chakra-space-2);z-index:1;border-radius:var(--chakra-radii-md);border-width:1px;}</style><div tabindex="-1" role="menu" id="menu-list-1" style="transform-origin:var(--popper-transform-origin);opacity:0;;transform:scale(0.8) translateZ(0)" aria-orientation="vertical" class="chakra-menu__menu-list css-1ozmk1d"><div class="chakra-menu__group" role="group"><style data-emotion="css 13c7rae">.css-13c7rae{-webkit-text-decoration:none;text-decoration:none;color:inherit;-webkit-user-select:none;-moz-user-select:none;-ms-user-select:none;user-select:none;display:-webkit-box;display:-webkit-flex;display:-ms-flexbox;display:flex;width:100%;-webkit-align-items:center;-webkit-box-align:center;-ms-flex-align:center;align-items:center;text-align:start;-webkit-flex:0 0 auto;-ms-flex:0 0 auto;flex:0 0 auto;outline:2px solid transparent;outline-offset:2px;padding-top:0.4rem;padding-bottom:0.4rem;-webkit-padding-start:0.8rem;padding-inline-start:0.8rem;-webkit-padding-end:0.8rem;padding-inline-end:0.8rem;transition-property:var(--chakra-transition-property-background);transition-duration:var(--chakra-transition-duration-ultra-fast);transition-timing-function:var(--chakra-transition-easing-ease-in);}.css-13c7rae:focus,.css-13c7rae[data-focus]{background:var(--chakra-colors-gray-100);}.css-13c7rae:active,.css-13c7rae[data-active]{background:var(--chakra-colors-gray-200);}.css-13c7rae[aria-expanded=true],.css-13c7rae[data-expanded]{background:var(--chakra-colors-gray-100);}.css-13c7rae[disabled],.css-13c7rae[aria-disabled=true],.css-13c7rae[data-disabled]{opacity:0.4;cursor:not-allowed;}</style><button type="button" value="v3" id="menu-list-1-menuitem-1" role="menuitemradio" tabindex="0" aria-checked="true" class="chakra-menu__menuitem-option css-13c7rae"><style data-emotion="css usinoq">.css-usinoq{-webkit-flex-shrink:0;-ms-flex-negative:0;flex-shrink:0;font-size:0.8em;-webkit-margin-end:0.75rem;margin-inline-end:0.75rem;opacity:1;}</style><span class="chakra-menu__icon-wrapper css-usinoq"><svg viewbox="0 0 14 14" width="1em" height="1em" focusable="false" aria-hidden="true" class="chakra-menu__icon"><polygon fill="currentColor" points="5.5 11.9993304 14 3.49933039 12.5 2 5.5 8.99933039 1.5 4.9968652 0 6.49933039"/></svg></span><span style="flex:1">v3</span></button><button type="button" value="v2" id="menu-list-1-menuitem-1" role="menuitemradio" tabindex="0" aria-checked="false" class="chakra-menu__menuitem-option css-13c7rae"><style data-emotion="css g5m2dj">.css-g5m2dj{-webkit-flex-shrink:0;-ms-flex-negative:0;flex-shrink:0;font-size:0.8em;-webkit-margin-end:0.75rem;margin-inline-end:0.75rem;opacity:0;}</style><span class="chakra-menu__icon-wrapper css-g5m2dj"><svg viewbox="0 0 14 14" width="1em" height="1em" focusable="false" aria-hidden="true" class="chakra-menu__icon"><polygon fill="currentColor" points="5.5 11.9993304 14 3.49933039 12.5 2 5.5 8.99933039 1.5 4.9968652 0 6.49933039"/></svg></span><span style="flex:1">v2</span></button></div></div></div></div><style data-emotion="css 3odz8">.css-3odz8{-webkit-padding-start:var(--chakra-space-4);padding-inline-start:var(--chakra-space-4);-webkit-padding-end:var(--chakra-space-4);padding-inline-end:var(--chakra-space-4);padding-bottom:var(--chakra-space-3);}</style><nav class="css-3odz8"><style data-emotion="css ptmkx">.css-ptmkx{display:-webkit-box;display:-webkit-flex;display:-ms-flexbox;display:flex;-webkit-flex-direction:column;-ms-flex-direction:column;flex-direction:column;padding-top:0px;padding-bottom:0px;}.css-ptmkx&gt;*:not(style)~*:not(style){margin-top:var(--chakra-space-2);-webkit-margin-end:0px;margin-inline-end:0px;margin-bottom:0px;-webkit-margin-start:0px;margin-inline-start:0px;}</style><div class="chakra-stack css-ptmkx"><style data-emotion="css 34b800">.css-34b800{display:-webkit-inline-box;display:-webkit-inline-flex;display:-ms-inline-flexbox;display:inline-flex;-webkit-appearance:none;-moz-appearance:none;-ms-appearance:none;appearance:none;-webkit-align-items:center;-webkit-box-align:center;-ms-flex-align:center;align-items:center;-webkit-box-pack:start;-ms-flex-pack:start;-webkit-justify-content:flex-start;justify-content:flex-start;-webkit-user-select:none;-moz-user-select:none;-ms-user-select:none;user-select:none;position:relative;white-space:normal;vertical-align:middle;outline:2px solid transparent;outline-offset:2px;width:auto;line-height:var(--chakra-lineHeights-base);border-radius:var(--chakra-radii-md);font-weight:var(--chakra-fontWeights-normal);transition-property:var(--chakra-transition-property-common);transition-duration:var(--chakra-transition-duration-normal);height:auto;min-width:var(--chakra-sizes-10);font-size:var(--chakra-fontSizes-md);-webkit-padding-start:var(--chakra-space-3);padding-inline-start:var(--chakra-space-3);-webkit-padding-end:var(--chakra-space-3);padding-inline-end:var(--chakra-space-3);color:inherit;padding-top:var(--chakra-space-1);padding-bottom:var(--chakra-space-1);text-align:left;}.css-34b800:focus,.css-34b800[data-focus]{box-shadow:var(--chakra-shadows-outline);}.css-34b800[disabled],.css-34b800[aria-disabled=true],.css-34b800[data-disabled]{opacity:0.4;cursor:not-allowed;box-shadow:var(--chakra-shadows-none);}.css-34b800:hover,.css-34b800[data-hover]{background:var(--chakra-colors-gray-100);}.css-34b800:hover[disabled],.css-34b800[data-hover][disabled],.css-34b800:hover[aria-disabled=true],.css-34b800[data-hover][aria-disabled=true],.css-34b800:hover[data-disabled],.css-34b800[data-hover][data-disabled]{background:initial;}.css-34b800:active,.css-34b800[data-active]{background:var(--chakra-colors-gray-200);}</style><a class="chakra-button css-34b800" data-depth="0" href="/docs/react/"><style data-emotion="css 70qvj9">.css-70qvj9{display:-webkit-box;display:-webkit-flex;display:-ms-flexbox;display:flex;-webkit-align-items:center;-webkit-box-align:center;-ms-flex-align:center;align-items:center;}</style><span class="css-70qvj9">Introduction </span></a><a class="chakra-button css-34b800" data-depth="0" href="/docs/react/why-apollo"><span class="css-70qvj9">Why Apollo Client? </span></a><a class="chakra-button css-34b800" data-depth="0" href="/docs/react/get-started"><span class="css-70qvj9">Get started </span></a><a class="chakra-button css-34b800" data-depth="0" href="https://github.com/apollographql/apollo-client/blob/main/CHANGELOG.md" target="_blank" rel="noreferrer noopener"><span class="css-70qvj9">Changelog </span><span class="chakra-button__icon css-1hzyiq5"><svg stroke="currentColor" fill="none" stroke-width="2" viewbox="0 0 24 24" stroke-linecap="round" stroke-linejoin="round" aria-hidden="true" focusable="false" height="1em" width="1em" xmlns="http://www.w3.org/2000/svg"><path d="M18 13v6a2 2 0 0 1-2 2H5a2 2 0 0 1-2-2V8a2 2 0 0 1 2-2h6"/><polyline points="15 3 21 3 21 9"/><line x1="10" y1="14" x2="21" y2="3"/></svg></span></a><style data-emotion="css 1a88wtd">.css-1a88wtd{padding-left:0px;}</style><div class="css-1a88wtd"><style data-emotion="css 1htazvk">.css-1htazvk{display:-webkit-box;display:-webkit-flex;display:-ms-flexbox;display:flex;-webkit-align-items:center;-webkit-box-align:center;-ms-flex-align:center;align-items:center;-webkit-flex-direction:row;-ms-flex-direction:row;flex-direction:row;padding-top:var(--chakra-space-1-5);padding-bottom:var(--chakra-space-1-5);font-weight:var(--chakra-fontWeights-strong);text-align:left;scroll-margin-top:56px;}.css-1htazvk&gt;*:not(style)~*:not(style){margin-top:0px;-webkit-margin-end:0px;margin-inline-end:0px;margin-bottom:0px;-webkit-margin-start:0.5rem;margin-inline-start:0.5rem;}</style><button class="chakra-stack css-1htazvk" data-group="true"><span>Fetching</span><style data-emotion="css 1ixbp0l">.css-1ixbp0l{pointer-events:none;}</style><svg stroke="currentColor" fill="none" stroke-width="2" viewbox="0 0 24 24" stroke-linecap="round" stroke-linejoin="round" class="css-1ixbp0l" height="1em" width="1em" xmlns="http://www.w3.org/2000/svg"><polyline points="6 9 12 15 18 9"/></svg></button><div class="chakra-collapse" style="overflow:hidden;display:block;opacity:1;height:auto"><style data-emotion="css 7rklk1">.css-7rklk1{display:-webkit-box;display:-webkit-flex;display:-ms-flexbox;display:flex;-webkit-flex-direction:column;-ms-flex-direction:column;flex-direction:column;padding-top:var(--chakra-space-1);padding-bottom:var(--chakra-space-1);}.css-7rklk1&gt;*:not(style)~*:not(style){margin-top:var(--chakra-space-1-5);-webkit-margin-end:0px;margin-inline-end:0px;margin-bottom:0px;-webkit-margin-start:0px;margin-inline-start:0px;}</style><div class="chakra-stack css-7rklk1"><a class="chakra-button css-34b800" data-depth="1" href="/docs/react/data/queries"><span class="css-70qvj9">Queries </span></a><a class="chakra-button css-34b800" data-depth="1" href="/docs/react/data/suspense"><span class="css-70qvj9">Suspense </span></a><a class="chakra-button css-34b800" data-depth="1" href="/docs/react/data/mutations"><span class="css-70qvj9">Mutations </span></a><a class="chakra-button css-34b800" data-depth="1" href="/docs/react/data/refetching"><span class="css-70qvj9">Refetching </span></a><a class="chakra-button css-34b800" data-depth="1" href="/docs/react/data/subscriptions"><span class="css-70qvj9">Subscriptions </span></a><style data-emotion="css gerq3w">.css-gerq3w{display:-webkit-inline-box;display:-webkit-inline-flex;display:-ms-inline-flexbox;display:inline-flex;-webkit-appearance:none;-moz-appearance:none;-ms-appearance:none;appearance:none;-webkit-align-items:center;-webkit-box-align:center;-ms-flex-align:center;align-items:center;-webkit-box-pack:start;-ms-flex-pack:start;-webkit-justify-content:flex-start;justify-content:flex-start;-webkit-user-select:none;-moz-user-select:none;-ms-user-select:none;user-select:none;position:relative;white-space:normal;vertical-align:middle;outline:2px solid transparent;outline-offset:2px;width:auto;line-height:var(--chakra-lineHeights-base);border-radius:var(--chakra-radii-md);font-weight:var(--chakra-fontWeights-normal);transition-property:var(--chakra-transition-property-common);transition-duration:var(--chakra-transition-duration-normal);height:auto;min-width:var(--chakra-sizes-10);font-size:var(--chakra-fontSizes-md);-webkit-padding-start:var(--chakra-space-3);padding-inline-start:var(--chakra-space-3);-webkit-padding-end:var(--chakra-space-3);padding-inline-end:var(--chakra-space-3);color:var(--chakra-colors-white);padding-top:var(--chakra-space-1);padding-bottom:var(--chakra-space-1);text-align:left;background:var(--chakra-colors-purple-500);}.css-gerq3w:focus,.css-gerq3w[data-focus]{box-shadow:var(--chakra-shadows-outline);}.css-gerq3w[disabled],.css-gerq3w[aria-disabled=true],.css-gerq3w[data-disabled]{opacity:0.4;cursor:not-allowed;box-shadow:var(--chakra-shadows-none);}.css-gerq3w:hover,.css-gerq3w[data-hover]{background:var(--chakra-colors-purple-600);}.css-gerq3w:active,.css-gerq3w[data-active]{background:var(--chakra-colors-purple-700);}</style><a class="chakra-button css-gerq3w" data-depth="1" href="/docs/react/data/fragments"><span class="css-70qvj9">Fragments </span></a><a class="chakra-button css-34b800" data-depth="1" href="/docs/react/data/directives"><span class="css-70qvj9">Directives </span></a><a class="chakra-button css-34b800" data-depth="1" href="/docs/react/data/error-handling"><span class="css-70qvj9">Error handling </span></a><a class="chakra-button css-34b800" data-depth="1" href="/docs/react/data/document-transforms"><span class="css-70qvj9">Document transforms </span></a><a class="chakra-button css-34b800" data-depth="1" href="/docs/react/data/operation-best-practices"><span class="css-70qvj9">Best practices </span></a></div></div></div><div class="css-1a88wtd"><button class="chakra-stack css-1htazvk" data-group="false"><span>Caching</span><svg stroke="currentColor" fill="none" stroke-width="2" viewbox="0 0 24 24" stroke-linecap="round" stroke-linejoin="round" class="css-1ixbp0l" height="1em" width="1em" xmlns="http://www.w3.org/2000/svg"><polyline points="6 9 12 15 18 9"/></svg></button><div class="chakra-collapse" style="overflow:hidden;display:block;opacity:1;height:auto"><div class="chakra-stack css-7rklk1"><a class="chakra-button css-34b800" data-depth="1" href="/docs/react/caching/overview"><span class="css-70qvj9">Overview </span></a><a class="chakra-button css-34b800" data-depth="1" href="/docs/react/caching/cache-configuration"><span class="css-70qvj9">Configuration </span></a><a class="chakra-button css-34b800" data-depth="1" href="/docs/react/caching/cache-interaction"><span class="css-70qvj9">Reading and writing </span></a><a class="chakra-button css-34b800" data-depth="1" href="/docs/react/caching/garbage-collection"><span class="css-70qvj9">Garbage collection and eviction </span></a><a class="chakra-button css-34b800" data-depth="1" href="/docs/react/caching/cache-field-behavior"><span class="css-70qvj9">Customizing field behavior </span></a><a class="chakra-button css-34b800" data-depth="1" href="/docs/react/caching/advanced-topics"><span class="css-70qvj9">Advanced topics </span></a></div></div></div><div class="css-1a88wtd"><button class="chakra-stack css-1htazvk" data-group="false"><span>Pagination</span><svg stroke="currentColor" fill="none" stroke-width="2" viewbox="0 0 24 24" stroke-linecap="round" stroke-linejoin="round" class="css-1ixbp0l" height="1em" width="1em" xmlns="http://www.w3.org/2000/svg"><polyline points="6 9 12 15 18 9"/></svg></button><div class="chakra-collapse" style="overflow:hidden;display:block;opacity:1;height:auto"><div class="chakra-stack css-7rklk1"><a class="chakra-button css-34b800" data-depth="1" href="/docs/react/pagination/overview"><span class="css-70qvj9">Overview </span></a><a class="chakra-button css-34b800" data-depth="1" href="/docs/react/pagination/core-api"><span class="css-70qvj9">Core API </span></a><a class="chakra-button css-34b800" data-depth="1" href="/docs/react/pagination/offset-based"><span class="css-70qvj9">Offset-based </span></a><a class="chakra-button css-34b800" data-depth="1" href="/docs/react/pagination/cursor-based"><span class="css-70qvj9">Cursor-based </span></a><a class="chakra-button css-34b800" data-depth="1" href="/docs/react/pagination/key-args"><span class="css-70qvj9">keyArgs </span></a></div></div></div><div class="css-1a88wtd"><button class="chakra-stack css-1htazvk" data-group="false"><span>Local State</span><svg stroke="currentColor" fill="none" stroke-width="2" viewbox="0 0 24 24" stroke-linecap="round" stroke-linejoin="round" class="css-1ixbp0l" height="1em" width="1em" xmlns="http://www.w3.org/2000/svg"><polyline points="6 9 12 15 18 9"/></svg></button><div class="chakra-collapse" style="overflow:hidden;display:block;opacity:1;height:auto"><div class="chakra-stack css-7rklk1"><a class="chakra-button css-34b800" data-depth="1" href="/docs/react/local-state/local-state-management"><span class="css-70qvj9">Overview </span></a><a class="chakra-button css-34b800" data-depth="1" href="/docs/react/local-state/managing-state-with-field-policies"><span class="css-70qvj9">Local-only fields </span></a><a class="chakra-button css-34b800" data-depth="1" href="/docs/react/local-state/reactive-variables"><span class="css-70qvj9">Reactive variables </span></a><a class="chakra-button css-34b800" data-depth="1" href="/docs/react/local-state/client-side-schema"><span class="css-70qvj9">Client-side schema </span></a><a class="chakra-button css-34b800" data-depth="1" href="/docs/react/local-state/local-resolvers"><span class="css-70qvj9">Local resolvers </span></a></div></div></div><div class="css-1a88wtd"><button class="chakra-stack css-1htazvk" data-group="false"><span>Development &amp; Testing</span><svg stroke="currentColor" fill="none" stroke-width="2" viewbox="0 0 24 24" stroke-linecap="round" stroke-linejoin="round" class="css-1ixbp0l" height="1em" width="1em" xmlns="http://www.w3.org/2000/svg"><polyline points="6 9 12 15 18 9"/></svg></button><div class="chakra-collapse" style="overflow:hidden;display:block;opacity:1;height:auto"><div class="chakra-stack css-7rklk1"><a class="chakra-button css-34b800" data-depth="1" href="/docs/react/development-testing/developer-tooling"><span class="css-70qvj9">Developer tools </span></a><a class="chakra-button css-34b800" data-depth="1" href="/docs/react/development-testing/static-typing"><span class="css-70qvj9">Using TypeScript </span></a><a class="chakra-button css-34b800" data-depth="1" href="/docs/react/development-testing/testing"><span class="css-70qvj9">Testing React components </span></a><a class="chakra-button css-34b800" data-depth="1" href="/docs/react/development-testing/client-schema-mocking"><span class="css-70qvj9">Mocking schema capabilities </span></a><a class="chakra-button css-34b800" data-depth="1" href="/docs/react/development-testing/reducing-bundle-size"><span class="css-70qvj9">Reducing bundle size </span></a></div></div></div><div class="css-1a88wtd"><button class="chakra-stack css-1htazvk" data-group="false"><span>Performance</span><svg stroke="currentColor" fill="none" stroke-width="2" viewbox="0 0 24 24" stroke-linecap="round" stroke-linejoin="round" class="css-1ixbp0l" height="1em" width="1em" xmlns="http://www.w3.org/2000/svg"><polyline points="6 9 12 15 18 9"/></svg></button><div class="chakra-collapse" style="overflow:hidden;display:block;opacity:1;height:auto"><div class="chakra-stack css-7rklk1"><a class="chakra-button css-34b800" data-depth="1" href="/docs/react/performance/performance"><span class="css-70qvj9">Improving performance </span></a><a class="chakra-button css-34b800" data-depth="1" href="/docs/react/performance/optimistic-ui"><span class="css-70qvj9">Optimistic mutation results </span></a><a class="chakra-button css-34b800" data-depth="1" href="/docs/react/performance/server-side-rendering"><span class="css-70qvj9">Server-side rendering </span></a><a class="chakra-button css-34b800" data-depth="1" href="/docs/react/performance/babel"><span class="css-70qvj9">Compiling queries with Babel </span></a></div></div></div><div class="css-1a88wtd"><button class="chakra-stack css-1htazvk" data-group="false"><span>Integrations</span><svg stroke="currentColor" fill="none" stroke-width="2" viewbox="0 0 24 24" stroke-linecap="round" stroke-linejoin="round" class="css-1ixbp0l" height="1em" width="1em" xmlns="http://www.w3.org/2000/svg"><polyline points="6 9 12 15 18 9"/></svg></button><div class="chakra-collapse" style="overflow:hidden;display:block;opacity:1;height:auto"><div class="chakra-stack css-7rklk1"><a class="chakra-button css-34b800" data-depth="1" href="/docs/react/integrations/integrations"><span class="css-70qvj9">Using Apollo Client with your view layer </span></a><a class="chakra-button css-34b800" data-depth="1" href="/docs/react/integrations/react-native"><span class="css-70qvj9">Integrating with React Native </span></a><a class="chakra-button css-34b800" 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9"/></svg></button><div class="chakra-collapse" style="overflow:hidden;display:block;opacity:1;height:auto"><div class="chakra-stack css-7rklk1"><a class="chakra-button css-34b800" data-depth="2" href="/docs/react/api/link/introduction"><span class="css-70qvj9">Overview </span></a><a class="chakra-button css-34b800" data-depth="2" href="/docs/react/api/link/apollo-link-http"><span class="css-70qvj9">HTTP </span></a><a class="chakra-button css-34b800" data-depth="2" href="/docs/react/api/link/apollo-link-batch-http"><span class="css-70qvj9">HTTP Batch </span></a><a class="chakra-button css-34b800" data-depth="2" href="/docs/react/api/link/apollo-link-context"><span class="css-70qvj9">Context </span></a><a class="chakra-button css-34b800" data-depth="2" href="/docs/react/api/link/apollo-link-error"><span class="css-70qvj9">Error </span></a><a class="chakra-button css-34b800" data-depth="2" href="/docs/react/api/link/persisted-queries"><span class="css-70qvj9">Persisted Queries 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z5fdy9">.css-z5fdy9{font-family:var(--chakra-fonts-heading);font-weight:var(--chakra-fontWeights-semibold);font-size:var(--chakra-fontSizes-4xl);line-height:1.2;}@media screen and (min-width: 48em){.css-z5fdy9{font-size:var(--chakra-fontSizes-5xl);line-height:1;}}</style><h1 class="chakra-heading css-z5fdy9">Fragments</h1><style data-emotion="css 1hupkud">.css-1hupkud{font-size:var(--chakra-fontSizes-xl);line-height:var(--chakra-lineHeights-normal);margin-top:var(--chakra-space-2);font-weight:var(--chakra-fontWeights-normal);}@media screen and (min-width: 48em){.css-1hupkud{font-size:var(--chakra-fontSizes-2xl);margin-top:var(--chakra-space-3);}}</style><h2 class="css-1hupkud">Share fields between operations</h2><style data-emotion="css ele70p">.css-ele70p{opacity:0.6;border:0;border-color:inherit;border-style:solid;border-bottom-width:1px;width:100%;margin-top:var(--chakra-space-8);margin-bottom:var(--chakra-space-8);}</style><hr aria-orientation="horizontal" class="chakra-divider 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code{padding:0px;background:none;color:var(--chakra-colors-teal-600);}.css-uj00ir .field-table td:first-child code{font-size:inherit;}.css-uj00ir .field-table td:not(:first-child){line-height:var(--chakra-lineHeights-base);font-size:var(--chakra-fontSizes-md);}.css-uj00ir .field-table td:not(:first-child) p:not(:last-child){margin-bottom:var(--chakra-space-2);}.css-uj00ir .sticky-table{box-shadow:var(--chakra-shadows-inner);}.css-uj00ir .sticky-table table td:first-of-type,.css-uj00ir .sticky-table table th:first-of-type{position:-webkit-sticky;position:sticky;left:0px;background:var(--chakra-colors-bg);border-right-width:1px;}.css-uj00ir .sticky-table table tr:last-child td{border-bottom:var(--chakra-borders-none);}.css-uj00ir h1,.css-uj00ir h2,.css-uj00ir h3,.css-uj00ir h4,.css-uj00ir h5,.css-uj00ir h6{scroll-margin-top:101px;}</style><div class="css-uj00ir"><p class="chakra-text css-0"><span><span class="">A </span></span><style data-emotion="css 7i8qdf">.css-7i8qdf{transition-property:var(--chakra-transition-property-common);transition-duration:var(--chakra-transition-duration-fast);transition-timing-function:var(--chakra-transition-easing-ease-out);cursor:pointer;-webkit-text-decoration:none;text-decoration:none;outline:2px solid transparent;outline-offset:2px;color:var(--chakra-colors-primary);}.css-7i8qdf:hover,.css-7i8qdf[data-hover]{-webkit-text-decoration:underline;text-decoration:underline;}.css-7i8qdf:focus,.css-7i8qdf[data-focus]{box-shadow:var(--chakra-shadows-outline);}.css-7i8qdf code{color:inherit;}</style><a target="_blank" class="chakra-link css-7i8qdf" href="http://graphql.org/learn/queries/#fragments">GraphQL fragment</a><span><span class=""> is a piece of logic that can be shared between multiple queries and </span><style data-emotion="css 154yii">.css-154yii{-webkit-text-decoration:underline;text-decoration:underline;text-decoration-style:dotted;text-decoration-thickness:1.5px;text-decoration-color:var(--chakra-colors-gray-300);text-underline-offset:0.2em;}.css-154yii:hover,.css-154yii[data-hover]{cursor:help;}.chakra-ui-dark .css-154yii:not([data-theme]),[data-theme=dark] .css-154yii:not([data-theme]),.css-154yii[data-theme=dark]{text-decoration-color:var(--chakra-colors-blue-400);}</style><span id="popover-trigger-1" aria-haspopup="dialog" aria-expanded="false" aria-controls="popover-content-1" class="css-154yii">mutation</span><span/><span class="">s.</span></span></p> <p class="chakra-text css-0"><span><span class="">Here's the declaration of a </span></span><style data-emotion="css ljgdxf">.css-ljgdxf{font-family:var(--chakra-fonts-mono);font-size:calc(1em / 1.125);-webkit-padding-start:var(--chakra-space-1);padding-inline-start:var(--chakra-space-1);-webkit-padding-end:var(--chakra-space-1);padding-inline-end:var(--chakra-space-1);padding-top:var(--chakra-space-0-5);padding-bottom:var(--chakra-space-0-5);border-radius:var(--chakra-radii-sm);color:var(--chakra-colors-secondary);background-color:var(--chakra-colors-gray-50);}.chakra-ui-dark .css-ljgdxf:not([data-theme]),[data-theme=dark] .css-ljgdxf:not([data-theme]),.css-ljgdxf[data-theme=dark]{background-color:var(--chakra-colors-gray-700);}</style><code class="css-ljgdxf">NameParts</code><span><span class=""> </span><span id="popover-trigger-1" aria-haspopup="dialog" aria-expanded="false" aria-controls="popover-content-1" class="css-154yii">fragment</span><span/><span class=""> that can be used with any </span></span><code class="css-ljgdxf">Person</code><span><span class=""> object:</span></span></p> <div class="css-0"><style data-emotion="css 1ni5vfl">.css-1ni5vfl{position:relative;padding-top:var(--chakra-space-1);z-index:0;}</style><div class="css-1ni5vfl"><style data-emotion="css wgjz4w">.css-wgjz4w{display:-webkit-box;display:-webkit-flex;display:-ms-flexbox;display:flex;-webkit-align-items:center;-webkit-box-align:center;-ms-flex-align:center;align-items:center;-webkit-box-pack:start;-ms-flex-pack:start;-webkit-justify-content:flex-start;justify-content:flex-start;left:-1px;top:0px;bottom:0px;z-index:99;width:var(--chakra-sizes-8);background:linear-gradient(90deg,rgb(255, 255, 255) 50%,rgba(255, 255, 255, 0));opacity:0;pointer-events:none;-webkit-transition:all 250ms ease-in-out;transition:all 250ms ease-in-out;cursor:pointer;}</style><div class="css-wgjz4w"><svg stroke="currentColor" fill="currentColor" stroke-width="0" viewbox="0 0 16 16" height="1em" width="1em" xmlns="http://www.w3.org/2000/svg"><path fill-rule="evenodd" d="M11.354 1.646a.5.5 0 010 .708L5.707 8l5.647 5.646a.5.5 0 01-.708.708l-6-6a.5.5 0 010-.708l6-6a.5.5 0 01.708 0z" clip-rule="evenodd"/></svg></div><style data-emotion="css 6wb6l1">.css-6wb6l1{overflow-x:auto;position:relative;-ms-overflow-style:none;scrollbar-width:none;}.css-6wb6l1::-webkit-scrollbar{;}</style><div class="css-6wb6l1"><style data-emotion="css 9ahm8">.css-9ahm8{display:-webkit-box;display:-webkit-flex;display:-ms-flexbox;display:flex;-webkit-flex-direction:row;-ms-flex-direction:row;flex-direction:row;width:-webkit-max-content;width:-moz-max-content;width:max-content;}.css-9ahm8&gt;*:not(style)~*:not(style){-webkit-margin-start:0.5rem;margin-inline-start:0.5rem;}</style><div role="tablist" class="chakra-button__group css-9ahm8"><style data-emotion="css 18pfcca">.css-18pfcca{display:-webkit-inline-box;display:-webkit-inline-flex;display:-ms-inline-flexbox;display:inline-flex;-webkit-appearance:none;-moz-appearance:none;-ms-appearance:none;appearance:none;-webkit-align-items:center;-webkit-box-align:center;-ms-flex-align:center;align-items:center;-webkit-box-pack:center;-ms-flex-pack:center;-webkit-justify-content:center;justify-content:center;-webkit-user-select:none;-moz-user-select:none;-ms-user-select:none;user-select:none;position:relative;white-space:nowrap;vertical-align:middle;outline:2px solid transparent;outline-offset:2px;width:auto;line-height:1.2;border-radius:var(--chakra-radii-md);font-weight:var(--chakra-fontWeights-semibold);transition-property:var(--chakra-transition-property-common);transition-duration:var(--chakra-transition-duration-normal);height:var(--chakra-sizes-6);min-width:var(--chakra-sizes-6);font-size:var(--chakra-fontSizes-xs);-webkit-padding-start:var(--chakra-space-2);padding-inline-start:var(--chakra-space-2);-webkit-padding-end:var(--chakra-space-2);padding-inline-end:var(--chakra-space-2);background:var(--chakra-colors-gray-100);border-bottom-left-radius:var(--chakra-radii-none);border-bottom-right-radius:var(--chakra-radii-none);margin-top:var(--chakra-space-1);-webkit-flex-shrink:0;-ms-flex-negative:0;flex-shrink:0;}.css-18pfcca:focus,.css-18pfcca[data-focus]{box-shadow:var(--chakra-shadows-outline);z-index:1;}.css-18pfcca[disabled],.css-18pfcca[aria-disabled=true],.css-18pfcca[data-disabled]{opacity:0.4;cursor:not-allowed;box-shadow:var(--chakra-shadows-none);}.css-18pfcca:hover,.css-18pfcca[data-hover]{background:var(--chakra-colors-gray-200);}.css-18pfcca:hover[disabled],.css-18pfcca[data-hover][disabled],.css-18pfcca:hover[aria-disabled=true],.css-18pfcca[data-hover][aria-disabled=true],.css-18pfcca:hover[data-disabled],.css-18pfcca[data-hover][data-disabled]{background:var(--chakra-colors-gray-100);}.css-18pfcca:active,.css-18pfcca[data-active]{background:var(--chakra-colors-gray-300);}</style><button type="button" class="chakra-button css-18pfcca" role="tab" aria-selected="true"><style data-emotion="css 1wh2kri">.css-1wh2kri{display:-webkit-inline-box;display:-webkit-inline-flex;display:-ms-inline-flexbox;display:inline-flex;-webkit-align-self:center;-ms-flex-item-align:center;align-self:center;-webkit-flex-shrink:0;-ms-flex-negative:0;flex-shrink:0;-webkit-margin-end:0.5rem;margin-inline-end:0.5rem;}</style><span class="chakra-button__icon css-1wh2kri"><svg stroke="currentColor" fill="currentColor" stroke-width="0" role="img" viewbox="0 0 24 24" aria-hidden="true" focusable="false" height="1em" width="1em" xmlns="http://www.w3.org/2000/svg"><title/><path d="M14.051 2.751l4.935 2.85c.816-.859 2.173-.893 3.032-.077.148.14.274.301.377.477.589 1.028.232 2.339-.796 2.928-.174.1-.361.175-.558.223v5.699c1.146.273 1.854 1.423 1.58 2.569-.048.204-.127.4-.232.581-.592 1.023-1.901 1.374-2.927.782-.196-.113-.375-.259-.526-.429l-4.905 2.832c.372 1.124-.238 2.335-1.361 2.706-.217.071-.442.108-.67.108-1.181.001-2.139-.955-2.14-2.136 0-.205.029-.41.088-.609l-4.936-2.847c-.816.854-2.171.887-3.026.07-.854-.816-.886-2.171-.07-3.026.283-.297.646-.506 1.044-.603l.001-5.699c-1.15-.276-1.858-1.433-1.581-2.584.047-.198.123-.389.224-.566.592-1.024 1.902-1.374 2.927-.782.177.101.339.228.48.377l4.938-2.85C9.613 1.612 10.26.423 11.39.088 11.587.029 11.794 0 12 0c1.181-.001 2.139.954 2.14 2.134.001.209-.03.418-.089.617zm-.515.877c-.019.021-.037.039-.058.058l6.461 11.19c.026-.009.056-.016.082-.023V9.146c-1.145-.283-1.842-1.442-1.558-2.588.006-.024.012-.049.019-.072l-4.946-2.858zm-3.015.059l-.06-.06-4.946 2.852c.327 1.135-.327 2.318-1.461 2.645-.026.008-.051.014-.076.021v5.708l.084.023 6.461-11.19-.002.001zm2.076.507c-.39.112-.803.112-1.192 0l-6.46 11.189c.294.283.502.645.6 1.041h12.911c.097-.398.307-.761.603-1.044L12.597 4.194zm.986 16.227l4.913-2.838c-.015-.047-.027-.094-.038-.142H5.542l-.021.083 4.939 2.852c.388-.404.934-.653 1.54-.653.627 0 1.19.269 1.583.698z"/></svg></span>GraphQL</button></div></div><style data-emotion="css d0etnw">.css-d0etnw{display:-webkit-box;display:-webkit-flex;display:-ms-flexbox;display:flex;-webkit-align-items:center;-webkit-box-align:center;-ms-flex-align:center;align-items:center;-webkit-box-pack:end;-ms-flex-pack:end;-webkit-justify-content:flex-end;justify-content:flex-end;right:-1px;top:0px;bottom:0px;z-index:99;width:var(--chakra-sizes-8);background:linear-gradient(270deg,rgb(255, 255, 255) 50%,rgba(255, 255, 255, 0));opacity:0;pointer-events:none;-webkit-transition:all 250ms ease-in-out;transition:all 250ms ease-in-out;cursor:pointer;}</style><div class="css-d0etnw"><svg stroke="currentColor" fill="currentColor" stroke-width="0" viewbox="0 0 16 16" height="1em" width="1em" xmlns="http://www.w3.org/2000/svg"><path fill-rule="evenodd" d="M4.646 1.646a.5.5 0 01.708 0l6 6a.5.5 0 010 .708l-6 6a.5.5 0 01-.708-.708L10.293 8 4.646 2.354a.5.5 0 010-.708z" clip-rule="evenodd"/></svg></div></div><style data-emotion="css 10uovtp">.css-10uovtp{border-radius:var(--chakra-radii-md);border-top-left-radius:var(--chakra-radii-none);border-top-right-radius:var(--chakra-radii-none);position:relative;border-width:1px;line-height:var(--chakra-lineHeights-base);}</style><div style="color:currentColor;background-color:#FCFDFF" class="css-10uovtp"><style data-emotion="css 1lxjm3p">.css-1lxjm3p{font-size:var(--chakra-fontSizes-md);font-family:var(--chakra-fonts-mono);}</style><div class="css-1lxjm3p"><style data-emotion="css 1i3wzr">.css-1i3wzr{display:-webkit-box;display:-webkit-flex;display:-ms-flexbox;display:flex;overflow:auto;-webkit-transition:filter 200ms;transition:filter 200ms;}</style><div class="css-1i3wzr"><style data-emotion="css inwjey">.css-inwjey{display:inline-block;min-width:var(--chakra-sizes-full);padding-top:var(--chakra-space-4);padding-bottom:var(--chakra-space-4);font-family:inherit;}</style><pre class="prism-code language-graphql css-inwjey"><style data-emotion="css j7glh4">.css-j7glh4{display:-webkit-box;display:-webkit-flex;display:-ms-flexbox;display:flex;-webkit-padding-start:var(--chakra-space-4);padding-inline-start:var(--chakra-space-4);-webkit-padding-end:var(--chakra-space-4);padding-inline-end:var(--chakra-space-4);min-width:var(--chakra-sizes-full);width:-webkit-fit-content;width:-moz-fit-content;width:fit-content;}</style><div class="css-j7glh4"><style data-emotion="css dacbbu">.css-dacbbu{-webkit-user-select:none;-moz-user-select:none;-ms-user-select:none;user-select:none;text-align:right;width:1ch;margin-right:var(--chakra-space-4);color:var(--chakra-colors-gray-500);}</style><div aria-hidden="true" class="css-dacbbu">1</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token keyword" style="color:#3f20ba;background:transparent">fragment</span><span class="token plain"> </span><span class="token fragment function" style="color:#c43997">NameParts</span><span class="token plain"> </span><span class="token keyword" style="color:#3f20ba;background:transparent">on</span><span class="token plain"> </span><span class="token class-name" style="color:#c43997">Person</span><span class="token plain"> </span><span class="token punctuation" style="color:#5A6270">{</span><span class="token plain"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-dacbbu">2</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token plain"> </span><span class="token property" style="color:#c43997">firstName</span><span class="token plain"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-dacbbu">3</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token plain"> </span><span class="token property" style="color:#c43997">lastName</span><span class="token plain"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-dacbbu">4</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token plain"/><span class="token punctuation" style="color:#5A6270">}</span></div></div></div></pre></div></div><style data-emotion="css 1paqdtk">.css-1paqdtk{display:-webkit-inline-box;display:-webkit-inline-flex;display:-ms-inline-flexbox;display:inline-flex;top:var(--chakra-space-2);right:var(--chakra-space-2);-webkit-transition:opacity 200ms linear 200ms;transition:opacity 200ms linear 200ms;}.css-1paqdtk&gt;*:not(style)~*:not(style){-webkit-margin-start:0.5rem;margin-inline-start:0.5rem;}</style><div role="group" class="chakra-button__group css-1paqdtk"><style data-emotion="css 151dby9">.css-151dby9{display:-webkit-inline-box;display:-webkit-inline-flex;display:-ms-inline-flexbox;display:inline-flex;-webkit-appearance:none;-moz-appearance:none;-ms-appearance:none;appearance:none;-webkit-align-items:center;-webkit-box-align:center;-ms-flex-align:center;align-items:center;-webkit-box-pack:center;-ms-flex-pack:center;-webkit-justify-content:center;justify-content:center;-webkit-user-select:none;-moz-user-select:none;-ms-user-select:none;user-select:none;position:relative;white-space:nowrap;vertical-align:middle;outline:2px solid transparent;outline-offset:2px;width:auto;line-height:1.2;border-radius:var(--chakra-radii-md);font-weight:var(--chakra-fontWeights-semibold);transition-property:var(--chakra-transition-property-common);transition-duration:var(--chakra-transition-duration-normal);height:var(--chakra-sizes-6);min-width:var(--chakra-sizes-6);font-size:var(--chakra-fontSizes-xs);-webkit-padding-start:var(--chakra-space-2);padding-inline-start:var(--chakra-space-2);-webkit-padding-end:var(--chakra-space-2);padding-inline-end:var(--chakra-space-2);background:var(--chakra-colors-gray-100);}.css-151dby9:focus,.css-151dby9[data-focus]{box-shadow:var(--chakra-shadows-outline);z-index:1;}.css-151dby9[disabled],.css-151dby9[aria-disabled=true],.css-151dby9[data-disabled]{opacity:0.4;cursor:not-allowed;box-shadow:var(--chakra-shadows-none);}.css-151dby9:hover,.css-151dby9[data-hover]{background:var(--chakra-colors-gray-200);}.css-151dby9:hover[disabled],.css-151dby9[data-hover][disabled],.css-151dby9:hover[aria-disabled=true],.css-151dby9[data-hover][aria-disabled=true],.css-151dby9:hover[data-disabled],.css-151dby9[data-hover][data-disabled]{background:var(--chakra-colors-gray-100);}.css-151dby9:active,.css-151dby9[data-active]{background:var(--chakra-colors-gray-300);}</style><button type="button" class="chakra-button css-151dby9"><span class="chakra-button__icon css-1wh2kri"><svg stroke="currentColor" fill="none" stroke-width="2" viewbox="0 0 24 24" stroke-linecap="round" stroke-linejoin="round" aria-hidden="true" focusable="false" height="1em" width="1em" xmlns="http://www.w3.org/2000/svg"><path d="M16 4h2a2 2 0 0 1 2 2v14a2 2 0 0 1-2 2H6a2 2 0 0 1-2-2V6a2 2 0 0 1 2-2h2"/><rect x="8" y="2" width="8" height="4" rx="1" ry="1"/></svg></span>Copy</button></div></div></div> <p class="chakra-text css-0"><span><span class="">Every </span><span id="popover-trigger-1" aria-haspopup="dialog" aria-expanded="false" aria-controls="popover-content-1" class="css-154yii">fragment</span><span/><span class=""> includes a subset of the </span><span id="popover-trigger-1" aria-haspopup="dialog" aria-expanded="false" aria-controls="popover-content-1" class="css-154yii">field</span><span/><span class="">s that belong to its associated type. In the above example, the </span></span><code class="css-ljgdxf">Person</code><span><span class=""> type must declare </span></span><code class="css-ljgdxf">firstName</code><span><span class=""> and </span></span><code class="css-ljgdxf">lastName</code><span><span class=""> </span><span id="popover-trigger-1" aria-haspopup="dialog" aria-expanded="false" aria-controls="popover-content-1" class="css-154yii">field</span><span/><span class="">s for the </span></span><code class="css-ljgdxf">NameParts</code><span><span class=""> </span><span id="popover-trigger-1" aria-haspopup="dialog" aria-expanded="false" aria-controls="popover-content-1" class="css-154yii">fragment</span><span/><span class=""> to be valid.</span></span></p> <p class="chakra-text css-0"><span><span class="">We can now include the </span></span><code class="css-ljgdxf">NameParts</code><span><span class=""> </span><span id="popover-trigger-1" aria-haspopup="dialog" aria-expanded="false" aria-controls="popover-content-1" class="css-154yii">fragment</span><span/><span class=""> in any number of queries and </span><span id="popover-trigger-1" aria-haspopup="dialog" aria-expanded="false" aria-controls="popover-content-1" class="css-154yii">mutation</span><span/><span class="">s that refer to </span></span><code class="css-ljgdxf">Person</code><span><span class=""> objects, like so:</span></span></p> <div class="css-0"><div class="css-1ni5vfl"><div class="css-wgjz4w"><svg stroke="currentColor" fill="currentColor" stroke-width="0" viewbox="0 0 16 16" height="1em" width="1em" xmlns="http://www.w3.org/2000/svg"><path fill-rule="evenodd" d="M11.354 1.646a.5.5 0 010 .708L5.707 8l5.647 5.646a.5.5 0 01-.708.708l-6-6a.5.5 0 010-.708l6-6a.5.5 0 01.708 0z" clip-rule="evenodd"/></svg></div><div class="css-6wb6l1"><div role="tablist" class="chakra-button__group css-9ahm8"><button type="button" class="chakra-button css-18pfcca" role="tab" aria-selected="true"><span class="chakra-button__icon css-1wh2kri"><svg stroke="currentColor" fill="currentColor" stroke-width="0" role="img" viewbox="0 0 24 24" aria-hidden="true" focusable="false" height="1em" width="1em" xmlns="http://www.w3.org/2000/svg"><title/><path d="M14.051 2.751l4.935 2.85c.816-.859 2.173-.893 3.032-.077.148.14.274.301.377.477.589 1.028.232 2.339-.796 2.928-.174.1-.361.175-.558.223v5.699c1.146.273 1.854 1.423 1.58 2.569-.048.204-.127.4-.232.581-.592 1.023-1.901 1.374-2.927.782-.196-.113-.375-.259-.526-.429l-4.905 2.832c.372 1.124-.238 2.335-1.361 2.706-.217.071-.442.108-.67.108-1.181.001-2.139-.955-2.14-2.136 0-.205.029-.41.088-.609l-4.936-2.847c-.816.854-2.171.887-3.026.07-.854-.816-.886-2.171-.07-3.026.283-.297.646-.506 1.044-.603l.001-5.699c-1.15-.276-1.858-1.433-1.581-2.584.047-.198.123-.389.224-.566.592-1.024 1.902-1.374 2.927-.782.177.101.339.228.48.377l4.938-2.85C9.613 1.612 10.26.423 11.39.088 11.587.029 11.794 0 12 0c1.181-.001 2.139.954 2.14 2.134.001.209-.03.418-.089.617zm-.515.877c-.019.021-.037.039-.058.058l6.461 11.19c.026-.009.056-.016.082-.023V9.146c-1.145-.283-1.842-1.442-1.558-2.588.006-.024.012-.049.019-.072l-4.946-2.858zm-3.015.059l-.06-.06-4.946 2.852c.327 1.135-.327 2.318-1.461 2.645-.026.008-.051.014-.076.021v5.708l.084.023 6.461-11.19-.002.001zm2.076.507c-.39.112-.803.112-1.192 0l-6.46 11.189c.294.283.502.645.6 1.041h12.911c.097-.398.307-.761.603-1.044L12.597 4.194zm.986 16.227l4.913-2.838c-.015-.047-.027-.094-.038-.142H5.542l-.021.083 4.939 2.852c.388-.404.934-.653 1.54-.653.627 0 1.19.269 1.583.698z"/></svg></span>GraphQL</button></div></div><div class="css-d0etnw"><svg stroke="currentColor" fill="currentColor" stroke-width="0" viewbox="0 0 16 16" height="1em" width="1em" xmlns="http://www.w3.org/2000/svg"><path fill-rule="evenodd" d="M4.646 1.646a.5.5 0 01.708 0l6 6a.5.5 0 010 .708l-6 6a.5.5 0 01-.708-.708L10.293 8 4.646 2.354a.5.5 0 010-.708z" clip-rule="evenodd"/></svg></div></div><div style="color:currentColor;background-color:#FCFDFF" class="css-10uovtp"><div class="css-1lxjm3p"><div class="css-1i3wzr"><pre class="prism-code language-graphql css-inwjey"><div class="css-j7glh4"><div aria-hidden="true" class="css-dacbbu">1</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token keyword" style="color:#3f20ba;background:transparent">query</span><span class="token plain"> </span><span class="token definition-query function" style="color:#c43997">GetPerson</span><span class="token plain"> </span><span class="token punctuation" style="color:#5A6270">{</span><span class="token plain"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-dacbbu">2</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token plain"> </span><span class="token property-query">people</span><span class="token punctuation" style="color:#5A6270">(</span><span class="token attr-name" style="color:#1d7b78">id</span><span class="token punctuation" style="color:#5A6270">:</span><span class="token plain"> </span><span class="token string">"7"</span><span class="token punctuation" style="color:#5A6270">)</span><span class="token plain"> </span><span class="token punctuation" style="color:#5A6270">{</span><span class="token plain"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-dacbbu">3</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token plain"> </span><span class="token operator">...</span><span class="token fragment function" style="color:#c43997">NameParts</span><span class="token plain"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-dacbbu">4</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token plain"> </span><span class="token property-query">avatar</span><span class="token punctuation" style="color:#5A6270">(</span><span class="token attr-name" style="color:#1d7b78">size</span><span class="token punctuation" style="color:#5A6270">:</span><span class="token plain"> </span><span class="token constant" style="color:#c43997">LARGE</span><span class="token punctuation" style="color:#5A6270">)</span><span class="token plain"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-dacbbu">5</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token plain"> </span><span class="token punctuation" style="color:#5A6270">}</span><span class="token plain"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-dacbbu">6</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token plain"/><span class="token punctuation" style="color:#5A6270">}</span></div></div></div></pre></div></div><div role="group" class="chakra-button__group css-1paqdtk"><button type="button" class="chakra-button css-151dby9"><span class="chakra-button__icon css-1wh2kri"><svg stroke="currentColor" fill="none" stroke-width="2" viewbox="0 0 24 24" stroke-linecap="round" stroke-linejoin="round" aria-hidden="true" focusable="false" height="1em" width="1em" xmlns="http://www.w3.org/2000/svg"><path d="M16 4h2a2 2 0 0 1 2 2v14a2 2 0 0 1-2 2H6a2 2 0 0 1-2-2V6a2 2 0 0 1 2-2h2"/><rect x="8" y="2" width="8" height="4" rx="1" ry="1"/></svg></span>Copy</button></div></div></div> </span></span><p class="chakra-text css-0"><span><span class="">You precede an included </span><span id="popover-trigger-1" aria-haspopup="dialog" aria-expanded="false" aria-controls="popover-content-1" class="css-154yii">fragment</span><span/><span class=""> with three periods (</span></span><code class="css-ljgdxf">...</code><span><span class="">), much like JavaScript </span></span><a target="_blank" class="chakra-link css-7i8qdf" href="https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Operators/Spread_syntax">spread syntax</a><span><span class="">.</span></span></p><span><span class=""> <p class="chakra-text css-0"><span><span class="">Based on our </span></span><code class="css-ljgdxf">NameParts</code><span><span class=""> definition, the above query is equivalent to:</span></span></p> <div class="css-0"><div class="css-1ni5vfl"><div class="css-wgjz4w"><svg stroke="currentColor" fill="currentColor" stroke-width="0" viewbox="0 0 16 16" height="1em" width="1em" xmlns="http://www.w3.org/2000/svg"><path fill-rule="evenodd" d="M11.354 1.646a.5.5 0 010 .708L5.707 8l5.647 5.646a.5.5 0 01-.708.708l-6-6a.5.5 0 010-.708l6-6a.5.5 0 01.708 0z" clip-rule="evenodd"/></svg></div><div class="css-6wb6l1"><div role="tablist" class="chakra-button__group css-9ahm8"><button type="button" class="chakra-button css-18pfcca" role="tab" aria-selected="true"><span class="chakra-button__icon css-1wh2kri"><svg stroke="currentColor" fill="currentColor" stroke-width="0" role="img" viewbox="0 0 24 24" aria-hidden="true" focusable="false" height="1em" width="1em" xmlns="http://www.w3.org/2000/svg"><title/><path d="M14.051 2.751l4.935 2.85c.816-.859 2.173-.893 3.032-.077.148.14.274.301.377.477.589 1.028.232 2.339-.796 2.928-.174.1-.361.175-.558.223v5.699c1.146.273 1.854 1.423 1.58 2.569-.048.204-.127.4-.232.581-.592 1.023-1.901 1.374-2.927.782-.196-.113-.375-.259-.526-.429l-4.905 2.832c.372 1.124-.238 2.335-1.361 2.706-.217.071-.442.108-.67.108-1.181.001-2.139-.955-2.14-2.136 0-.205.029-.41.088-.609l-4.936-2.847c-.816.854-2.171.887-3.026.07-.854-.816-.886-2.171-.07-3.026.283-.297.646-.506 1.044-.603l.001-5.699c-1.15-.276-1.858-1.433-1.581-2.584.047-.198.123-.389.224-.566.592-1.024 1.902-1.374 2.927-.782.177.101.339.228.48.377l4.938-2.85C9.613 1.612 10.26.423 11.39.088 11.587.029 11.794 0 12 0c1.181-.001 2.139.954 2.14 2.134.001.209-.03.418-.089.617zm-.515.877c-.019.021-.037.039-.058.058l6.461 11.19c.026-.009.056-.016.082-.023V9.146c-1.145-.283-1.842-1.442-1.558-2.588.006-.024.012-.049.019-.072l-4.946-2.858zm-3.015.059l-.06-.06-4.946 2.852c.327 1.135-.327 2.318-1.461 2.645-.026.008-.051.014-.076.021v5.708l.084.023 6.461-11.19-.002.001zm2.076.507c-.39.112-.803.112-1.192 0l-6.46 11.189c.294.283.502.645.6 1.041h12.911c.097-.398.307-.761.603-1.044L12.597 4.194zm.986 16.227l4.913-2.838c-.015-.047-.027-.094-.038-.142H5.542l-.021.083 4.939 2.852c.388-.404.934-.653 1.54-.653.627 0 1.19.269 1.583.698z"/></svg></span>GraphQL</button></div></div><div class="css-d0etnw"><svg stroke="currentColor" fill="currentColor" stroke-width="0" viewbox="0 0 16 16" height="1em" width="1em" xmlns="http://www.w3.org/2000/svg"><path fill-rule="evenodd" d="M4.646 1.646a.5.5 0 01.708 0l6 6a.5.5 0 010 .708l-6 6a.5.5 0 01-.708-.708L10.293 8 4.646 2.354a.5.5 0 010-.708z" clip-rule="evenodd"/></svg></div></div><div style="color:currentColor;background-color:#FCFDFF" class="css-10uovtp"><div class="css-1lxjm3p"><div class="css-1i3wzr"><pre class="prism-code language-graphql css-inwjey"><div class="css-j7glh4"><div aria-hidden="true" class="css-dacbbu">1</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token keyword" style="color:#3f20ba;background:transparent">query</span><span class="token plain"> </span><span class="token definition-query function" style="color:#c43997">GetPerson</span><span class="token plain"> </span><span class="token punctuation" style="color:#5A6270">{</span><span class="token plain"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-dacbbu">2</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token plain"> </span><span class="token property-query">people</span><span class="token punctuation" style="color:#5A6270">(</span><span class="token attr-name" style="color:#1d7b78">id</span><span class="token punctuation" style="color:#5A6270">:</span><span class="token plain"> </span><span class="token string">"7"</span><span class="token punctuation" style="color:#5A6270">)</span><span class="token plain"> </span><span class="token punctuation" style="color:#5A6270">{</span><span class="token plain"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-dacbbu">3</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token plain"> </span><span class="token property" style="color:#c43997">firstName</span><span class="token plain"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-dacbbu">4</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token plain"> </span><span class="token property" style="color:#c43997">lastName</span><span class="token plain"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-dacbbu">5</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token plain"> </span><span class="token property-query">avatar</span><span class="token punctuation" style="color:#5A6270">(</span><span class="token attr-name" style="color:#1d7b78">size</span><span class="token punctuation" style="color:#5A6270">:</span><span class="token plain"> </span><span class="token constant" style="color:#c43997">LARGE</span><span class="token punctuation" style="color:#5A6270">)</span><span class="token plain"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-dacbbu">6</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token plain"> </span><span class="token punctuation" style="color:#5A6270">}</span><span class="token plain"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-dacbbu">7</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token plain"/><span class="token punctuation" style="color:#5A6270">}</span></div></div></div></pre></div></div><div role="group" class="chakra-button__group css-1paqdtk"><button type="button" class="chakra-button css-151dby9"><span class="chakra-button__icon css-1wh2kri"><svg stroke="currentColor" fill="none" stroke-width="2" viewbox="0 0 24 24" stroke-linecap="round" stroke-linejoin="round" aria-hidden="true" focusable="false" height="1em" width="1em" xmlns="http://www.w3.org/2000/svg"><path d="M16 4h2a2 2 0 0 1 2 2v14a2 2 0 0 1-2 2H6a2 2 0 0 1-2-2V6a2 2 0 0 1 2-2h2"/><rect x="8" y="2" width="8" height="4" rx="1" ry="1"/></svg></span>Copy</button></div></div></div> <p class="chakra-text css-0"><span><span class="">If we later </span></span><em>change</em><span><span class=""> which </span><span id="popover-trigger-1" aria-haspopup="dialog" aria-expanded="false" aria-controls="popover-content-1" class="css-154yii">field</span><span/><span class="">s are included in the </span></span><code class="css-ljgdxf">NameParts</code><span><span class=""> </span><span id="popover-trigger-1" aria-haspopup="dialog" aria-expanded="false" aria-controls="popover-content-1" class="css-154yii">fragment</span><span/><span class="">, we automatically change which </span><span id="popover-trigger-1" aria-haspopup="dialog" aria-expanded="false" aria-controls="popover-content-1" class="css-154yii">field</span><span/><span class="">s are included in </span><span id="popover-trigger-1" aria-haspopup="dialog" aria-expanded="false" aria-controls="popover-content-1" class="css-154yii">operation</span><span/><span class="">s that </span></span><em>use</em><span><span class=""> the </span><span id="popover-trigger-1" aria-haspopup="dialog" aria-expanded="false" aria-controls="popover-content-1" class="css-154yii">fragment</span><span/><span class="">. This reduces the effort required to keep </span><span id="popover-trigger-1" aria-haspopup="dialog" aria-expanded="false" aria-controls="popover-content-1" class="css-154yii">field</span><span/><span class="">s consistent across a set of </span><span id="popover-trigger-1" aria-haspopup="dialog" aria-expanded="false" aria-controls="popover-content-1" class="css-154yii">operation</span><span/><span class="">s.</span></span></p> <style data-emotion="css 14trtg5">.css-14trtg5{font-family:var(--chakra-fonts-heading);font-weight:var(--chakra-fontWeights-semibold);font-size:var(--chakra-fontSizes-3xl);line-height:1.33;}@media screen and (min-width: 48em){.css-14trtg5{font-size:var(--chakra-fontSizes-4xl);line-height:1.2;}}</style><h2 class="chakra-heading css-14trtg5" id="example-usage"><span><a class="chakra-link css-7i8qdf" href="#example-usage">Example usage</a></span></h2> <p class="chakra-text css-0"><span><span class="">Let's say we have a blog application that executes several GraphQL </span><span id="popover-trigger-1" aria-haspopup="dialog" aria-expanded="false" aria-controls="popover-content-1" class="css-154yii">operation</span><span/><span class="">s related to comments (submitting a comment, fetching a post's comments, etc.). These </span><span id="popover-trigger-1" aria-haspopup="dialog" aria-expanded="false" aria-controls="popover-content-1" class="css-154yii">operation</span><span/><span class="">s probably </span></span><em>all</em><span><span class=""> include certain </span><span id="popover-trigger-1" aria-haspopup="dialog" aria-expanded="false" aria-controls="popover-content-1" class="css-154yii">field</span><span/><span class="">s of a </span></span><code class="css-ljgdxf">Comment</code><span><span class=""> type.</span></span></p> <p class="chakra-text css-0"><span><span class="">To specify this core set of </span><span id="popover-trigger-1" aria-haspopup="dialog" aria-expanded="false" aria-controls="popover-content-1" class="css-154yii">field</span><span/><span class="">s, we can define a </span><span id="popover-trigger-1" aria-haspopup="dialog" aria-expanded="false" aria-controls="popover-content-1" class="css-154yii">fragment</span><span/><span class=""> on the </span></span><code class="css-ljgdxf">Comment</code><span><span class=""> type, like so:</span></span></p> <div class="css-0"><div class="css-1ni5vfl"><div class="css-wgjz4w"><svg stroke="currentColor" fill="currentColor" stroke-width="0" viewbox="0 0 16 16" height="1em" width="1em" xmlns="http://www.w3.org/2000/svg"><path fill-rule="evenodd" d="M11.354 1.646a.5.5 0 010 .708L5.707 8l5.647 5.646a.5.5 0 01-.708.708l-6-6a.5.5 0 010-.708l6-6a.5.5 0 01.708 0z" clip-rule="evenodd"/></svg></div><div class="css-6wb6l1"><div role="tablist" class="chakra-button__group css-9ahm8"><button type="button" class="chakra-button css-18pfcca" role="tab" aria-selected="true"><span class="chakra-button__icon css-1wh2kri"><svg stroke="currentColor" fill="currentColor" stroke-width="0" role="img" viewbox="0 0 24 24" aria-hidden="true" focusable="false" height="1em" width="1em" xmlns="http://www.w3.org/2000/svg"><title/><path d="M0 0h24v24H0V0zm22.034 18.276c-.175-1.095-.888-2.015-3.003-2.873-.736-.345-1.554-.585-1.797-1.14-.091-.33-.105-.51-.046-.705.15-.646.915-.84 1.515-.66.39.12.75.42.976.9 1.034-.676 1.034-.676 1.755-1.125-.27-.42-.404-.601-.586-.78-.63-.705-1.469-1.065-2.834-1.034l-.705.089c-.676.165-1.32.525-1.71 1.005-1.14 1.291-.811 3.541.569 4.471 1.365 1.02 3.361 1.244 3.616 2.205.24 1.17-.87 1.545-1.966 1.41-.811-.18-1.26-.586-1.755-1.336l-1.83 1.051c.21.48.45.689.81 1.109 1.74 1.756 6.09 1.666 6.871-1.004.029-.09.24-.705.074-1.65l.046.067zm-8.983-7.245h-2.248c0 1.938-.009 3.864-.009 5.805 0 1.232.063 2.363-.138 2.711-.33.689-1.18.601-1.566.48-.396-.196-.597-.466-.83-.855-.063-.105-.11-.196-.127-.196l-1.825 1.125c.305.63.75 1.172 1.324 1.517.855.51 2.004.675 3.207.405.783-.226 1.458-.691 1.811-1.411.51-.93.402-2.07.397-3.346.012-2.054 0-4.109 0-6.179l.004-.056z"/></svg></span>JavaScript</button></div></div><div class="css-d0etnw"><svg stroke="currentColor" fill="currentColor" stroke-width="0" viewbox="0 0 16 16" height="1em" width="1em" xmlns="http://www.w3.org/2000/svg"><path fill-rule="evenodd" d="M4.646 1.646a.5.5 0 01.708 0l6 6a.5.5 0 010 .708l-6 6a.5.5 0 01-.708-.708L10.293 8 4.646 2.354a.5.5 0 010-.708z" clip-rule="evenodd"/></svg></div></div><div style="color:currentColor;background-color:#FCFDFF" class="css-10uovtp"><div class="css-1lxjm3p"><style data-emotion="css 1iv52cs">.css-1iv52cs{-webkit-padding-start:var(--chakra-space-4);padding-inline-start:var(--chakra-space-4);-webkit-padding-end:var(--chakra-space-4);padding-inline-end:var(--chakra-space-4);padding-top:var(--chakra-space-2);padding-bottom:var(--chakra-space-2);border-bottom-width:1px;border-top-left-radius:var(--chakra-radii-md);border-top-right-radius:var(--chakra-radii-md);}</style><div class="css-1iv52cs">fragments.js</div><div class="css-1i3wzr"><pre class="prism-code language-js css-inwjey"><div class="css-j7glh4"><style data-emotion="css 1meauqw">.css-1meauqw{-webkit-user-select:none;-moz-user-select:none;-ms-user-select:none;user-select:none;text-align:right;width:2ch;margin-right:var(--chakra-space-4);color:var(--chakra-colors-gray-500);}</style><div aria-hidden="true" class="css-1meauqw">1</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token keyword" style="color:#3f20ba;background:transparent">import</span><span class="token plain"> </span><span class="token punctuation" style="color:#5A6270">{</span><span class="token plain"> gql </span><span class="token punctuation" style="color:#5A6270">}</span><span class="token plain"> </span><span class="token keyword" style="color:#3f20ba;background:transparent">from</span><span class="token plain"> </span><span class="token string">'@apollo/client'</span><span class="token punctuation" style="color:#5A6270">;</span><span class="token plain"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">2</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token plain" style="display:inline-block"> </span></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">3</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token plain"/><span class="token keyword" style="color:#3f20ba;background:transparent">export</span><span class="token plain"> </span><span class="token keyword" style="color:#3f20ba;background:transparent">const</span><span class="token plain"> </span><span class="token constant" style="color:#c43997">CORE_COMMENT_FIELDS</span><span class="token plain"> </span><span class="token operator">=</span><span class="token plain"> gql</span><span class="token template-string template-punctuation string">`</span><span class="token template-string graphql language-graphql"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">4</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token template-string graphql language-graphql"> </span><span class="token template-string graphql language-graphql keyword" style="color:#3f20ba;background:transparent">fragment</span><span class="token template-string graphql language-graphql"> </span><span class="token template-string graphql language-graphql fragment function" style="color:#c43997">CoreCommentFields</span><span class="token template-string graphql language-graphql"> </span><span class="token template-string graphql language-graphql keyword" style="color:#3f20ba;background:transparent">on</span><span class="token template-string graphql language-graphql"> </span><span class="token template-string graphql language-graphql class-name" style="color:#c43997">Comment</span><span class="token template-string graphql language-graphql"> </span><span class="token template-string graphql language-graphql punctuation" style="color:#5A6270">{</span><span class="token template-string graphql language-graphql"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">5</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token template-string graphql language-graphql"> </span><span class="token template-string graphql language-graphql property" style="color:#c43997">id</span><span class="token template-string graphql language-graphql"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">6</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token template-string graphql language-graphql"> </span><span class="token template-string graphql language-graphql object">postedBy</span><span class="token template-string graphql language-graphql"> </span><span class="token template-string graphql language-graphql punctuation" style="color:#5A6270">{</span><span class="token template-string graphql language-graphql"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">7</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token template-string graphql language-graphql"> </span><span class="token template-string graphql language-graphql property" style="color:#c43997">username</span><span class="token template-string graphql language-graphql"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">8</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token template-string graphql language-graphql"> </span><span class="token template-string graphql language-graphql property" style="color:#c43997">displayName</span><span class="token template-string graphql language-graphql"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">9</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token template-string graphql language-graphql"> </span><span class="token template-string graphql language-graphql punctuation" style="color:#5A6270">}</span><span class="token template-string graphql language-graphql"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">10</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token template-string graphql language-graphql"> </span><span class="token template-string graphql language-graphql property" style="color:#c43997">createdAt</span><span class="token template-string graphql language-graphql"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">11</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token template-string graphql language-graphql"> </span><span class="token template-string graphql language-graphql property" style="color:#c43997">content</span><span class="token template-string graphql language-graphql"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">12</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token template-string graphql language-graphql"> </span><span class="token template-string graphql language-graphql punctuation" style="color:#5A6270">}</span><span class="token template-string graphql language-graphql"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">13</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token template-string graphql language-graphql"/><span class="token template-string template-punctuation string">`</span><span class="token punctuation" style="color:#5A6270">;</span></div></div></div></pre></div></div><div role="group" class="chakra-button__group css-1paqdtk"><button type="button" class="chakra-button css-151dby9"><span class="chakra-button__icon css-1wh2kri"><svg stroke="currentColor" fill="none" stroke-width="2" viewbox="0 0 24 24" stroke-linecap="round" stroke-linejoin="round" aria-hidden="true" focusable="false" height="1em" width="1em" xmlns="http://www.w3.org/2000/svg"><path d="M16 4h2a2 2 0 0 1 2 2v14a2 2 0 0 1-2 2H6a2 2 0 0 1-2-2V6a2 2 0 0 1 2-2h2"/><rect x="8" y="2" width="8" height="4" rx="1" ry="1"/></svg></span>Copy</button></div></div></div> </span></span><p class="chakra-text css-0"><span><span class="">You can declare </span><span id="popover-trigger-1" aria-haspopup="dialog" aria-expanded="false" aria-controls="popover-content-1" class="css-154yii">fragment</span><span/><span class="">s in any file of your application. The example above </span></span><code class="css-ljgdxf">export</code><span><span class="">s the </span><span id="popover-trigger-1" aria-haspopup="dialog" aria-expanded="false" aria-controls="popover-content-1" class="css-154yii">fragment</span><span/><span class=""> from a </span></span><code class="css-ljgdxf">fragments.js</code><span><span class=""> file.</span></span></p><span><span class=""> <p class="chakra-text css-0"><span><span class="">We can then include the </span></span><code class="css-ljgdxf">CoreCommentFields</code><span><span class=""> </span><span id="popover-trigger-1" aria-haspopup="dialog" aria-expanded="false" aria-controls="popover-content-1" class="css-154yii">fragment</span><span/><span class=""> in a GraphQL </span><span id="popover-trigger-1" aria-haspopup="dialog" aria-expanded="false" aria-controls="popover-content-1" class="css-154yii">operation</span><span/><span class=""> like so:</span></span></p> <div class="css-0"><div class="css-1ni5vfl"><div class="css-wgjz4w"><svg stroke="currentColor" fill="currentColor" stroke-width="0" viewbox="0 0 16 16" height="1em" width="1em" xmlns="http://www.w3.org/2000/svg"><path fill-rule="evenodd" d="M11.354 1.646a.5.5 0 010 .708L5.707 8l5.647 5.646a.5.5 0 01-.708.708l-6-6a.5.5 0 010-.708l6-6a.5.5 0 01.708 0z" clip-rule="evenodd"/></svg></div><div class="css-6wb6l1"><div role="tablist" class="chakra-button__group css-9ahm8"><button type="button" class="chakra-button css-18pfcca" role="tab" aria-selected="true"><span class="chakra-button__icon css-1wh2kri"><svg stroke="currentColor" fill="currentColor" stroke-width="0" role="img" viewbox="0 0 24 24" aria-hidden="true" focusable="false" height="1em" width="1em" xmlns="http://www.w3.org/2000/svg"><title/><path d="M0 0h24v24H0V0zm22.034 18.276c-.175-1.095-.888-2.015-3.003-2.873-.736-.345-1.554-.585-1.797-1.14-.091-.33-.105-.51-.046-.705.15-.646.915-.84 1.515-.66.39.12.75.42.976.9 1.034-.676 1.034-.676 1.755-1.125-.27-.42-.404-.601-.586-.78-.63-.705-1.469-1.065-2.834-1.034l-.705.089c-.676.165-1.32.525-1.71 1.005-1.14 1.291-.811 3.541.569 4.471 1.365 1.02 3.361 1.244 3.616 2.205.24 1.17-.87 1.545-1.966 1.41-.811-.18-1.26-.586-1.755-1.336l-1.83 1.051c.21.48.45.689.81 1.109 1.74 1.756 6.09 1.666 6.871-1.004.029-.09.24-.705.074-1.65l.046.067zm-8.983-7.245h-2.248c0 1.938-.009 3.864-.009 5.805 0 1.232.063 2.363-.138 2.711-.33.689-1.18.601-1.566.48-.396-.196-.597-.466-.83-.855-.063-.105-.11-.196-.127-.196l-1.825 1.125c.305.63.75 1.172 1.324 1.517.855.51 2.004.675 3.207.405.783-.226 1.458-.691 1.811-1.411.51-.93.402-2.07.397-3.346.012-2.054 0-4.109 0-6.179l.004-.056z"/></svg></span>JavaScript</button></div></div><div class="css-d0etnw"><svg stroke="currentColor" fill="currentColor" stroke-width="0" viewbox="0 0 16 16" height="1em" width="1em" xmlns="http://www.w3.org/2000/svg"><path fill-rule="evenodd" d="M4.646 1.646a.5.5 0 01.708 0l6 6a.5.5 0 010 .708l-6 6a.5.5 0 01-.708-.708L10.293 8 4.646 2.354a.5.5 0 010-.708z" clip-rule="evenodd"/></svg></div></div><div style="color:currentColor;background-color:#FCFDFF" class="css-10uovtp"><div class="css-1lxjm3p"><div class="css-1iv52cs">PostDetails.jsx</div><div class="css-1i3wzr"><pre class="prism-code language-jsx css-inwjey"><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">1</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token keyword" style="color:#3f20ba;background:transparent">import</span><span class="token plain"> </span><span class="token punctuation" style="color:#5A6270">{</span><span class="token plain"> gql </span><span class="token punctuation" style="color:#5A6270">}</span><span class="token plain"> </span><span class="token keyword" style="color:#3f20ba;background:transparent">from</span><span class="token plain"> </span><span class="token string">'@apollo/client'</span><span class="token punctuation" style="color:#5A6270">;</span><span class="token plain"/></div></div></div><style data-emotion="css 1gr3pic">.css-1gr3pic{display:-webkit-box;display:-webkit-flex;display:-ms-flexbox;display:flex;-webkit-padding-start:var(--chakra-space-4);padding-inline-start:var(--chakra-space-4);-webkit-padding-end:var(--chakra-space-4);padding-inline-end:var(--chakra-space-4);min-width:var(--chakra-sizes-full);width:-webkit-fit-content;width:-moz-fit-content;width:fit-content;background:var(--chakra-colors-gray-100);}</style><div class="css-1gr3pic"><div aria-hidden="true" class="css-1meauqw">2</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token plain"/><span class="token keyword" style="color:#3f20ba;background:transparent">import</span><span class="token plain"> </span><span class="token punctuation" style="color:#5A6270">{</span><span class="token plain"> </span><span class="token constant" style="color:#c43997">CORE_COMMENT_FIELDS</span><span class="token plain"> </span><span class="token punctuation" style="color:#5A6270">}</span><span class="token plain"> </span><span class="token keyword" style="color:#3f20ba;background:transparent">from</span><span class="token plain"> </span><span class="token string">'./fragments'</span><span class="token punctuation" style="color:#5A6270">;</span><span class="token plain"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">3</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token plain" style="display:inline-block"> </span></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">4</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token plain"/><span class="token keyword" style="color:#3f20ba;background:transparent">export</span><span class="token plain"> </span><span class="token keyword" style="color:#3f20ba;background:transparent">const</span><span class="token plain"> </span><span class="token constant" style="color:#c43997">GET_POST_DETAILS</span><span class="token plain"> </span><span class="token operator">=</span><span class="token plain"> gql</span><span class="token template-string template-punctuation string">`</span><span class="token template-string graphql language-graphql"/></div></div></div><div class="css-1gr3pic"><div aria-hidden="true" class="css-1meauqw">5</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token template-string graphql language-graphql"> </span><span class="token template-string graphql language-graphql property interpolation interpolation-punctuation punctuation" style="color:#5A6270">${</span><span class="token template-string graphql language-graphql property interpolation constant" style="color:#c43997">CORE_COMMENT_FIELDS</span><span class="token template-string graphql language-graphql property interpolation interpolation-punctuation punctuation" style="color:#5A6270">}</span><span class="token template-string graphql language-graphql"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">6</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token template-string graphql language-graphql"> </span><span class="token template-string graphql language-graphql keyword" style="color:#3f20ba;background:transparent">query</span><span class="token template-string graphql language-graphql"> </span><span class="token template-string graphql language-graphql definition-query function" style="color:#c43997">CommentsForPost</span><span class="token template-string graphql language-graphql punctuation" style="color:#5A6270">(</span><span class="token template-string graphql language-graphql variable" style="color:#84671d">$postId</span><span class="token template-string graphql language-graphql punctuation" style="color:#5A6270">:</span><span class="token template-string graphql language-graphql"> </span><span class="token template-string graphql language-graphql scalar">ID</span><span class="token template-string graphql language-graphql operator">!</span><span class="token template-string graphql language-graphql punctuation" style="color:#5A6270">)</span><span class="token template-string graphql language-graphql"> </span><span class="token template-string graphql language-graphql punctuation" style="color:#5A6270">{</span><span class="token template-string graphql language-graphql"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">7</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token template-string graphql language-graphql"> </span><span class="token template-string graphql language-graphql property-query">post</span><span class="token template-string graphql language-graphql punctuation" style="color:#5A6270">(</span><span class="token template-string graphql language-graphql attr-name" style="color:#1d7b78">postId</span><span class="token template-string graphql language-graphql punctuation" style="color:#5A6270">:</span><span class="token template-string graphql language-graphql"> </span><span class="token template-string graphql language-graphql variable" style="color:#84671d">$postId</span><span class="token template-string graphql language-graphql punctuation" style="color:#5A6270">)</span><span class="token template-string graphql language-graphql"> </span><span class="token template-string graphql language-graphql punctuation" style="color:#5A6270">{</span><span class="token template-string graphql language-graphql"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">8</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token template-string graphql language-graphql"> </span><span class="token template-string graphql language-graphql property" style="color:#c43997">title</span><span class="token template-string graphql language-graphql"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">9</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token template-string graphql language-graphql"> </span><span class="token template-string graphql language-graphql property" style="color:#c43997">body</span><span class="token template-string graphql language-graphql"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">10</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token template-string graphql language-graphql"> </span><span class="token template-string graphql language-graphql property" style="color:#c43997">author</span><span class="token template-string graphql language-graphql"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">11</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token template-string graphql language-graphql"> </span><span class="token template-string graphql language-graphql object">comments</span><span class="token template-string graphql language-graphql"> </span><span class="token template-string graphql language-graphql punctuation" style="color:#5A6270">{</span><span class="token template-string graphql language-graphql"/></div></div></div><div class="css-1gr3pic"><div aria-hidden="true" class="css-1meauqw">12</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token template-string graphql language-graphql"> </span><span class="token template-string graphql language-graphql operator">...</span><span class="token template-string graphql language-graphql fragment function" style="color:#c43997">CoreCommentFields</span><span class="token template-string graphql language-graphql"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">13</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token template-string graphql language-graphql"> </span><span class="token template-string graphql language-graphql punctuation" style="color:#5A6270">}</span><span class="token template-string graphql language-graphql"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">14</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token template-string graphql language-graphql"> </span><span class="token template-string graphql language-graphql punctuation" style="color:#5A6270">}</span><span class="token template-string graphql language-graphql"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">15</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token template-string graphql language-graphql"> </span><span class="token template-string graphql language-graphql punctuation" style="color:#5A6270">}</span><span class="token template-string graphql language-graphql"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">16</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token template-string graphql language-graphql"/><span class="token template-string template-punctuation string">`</span><span class="token punctuation" style="color:#5A6270">;</span><span class="token plain"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">17</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token plain" style="display:inline-block"> </span></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">18</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token plain"/><span class="token comment" style="color:#884c1e;font-weight:bold">// ...PostDetails component definition...</span></div></div></div></pre></div></div><div role="group" class="chakra-button__group css-1paqdtk"><button type="button" class="chakra-button css-151dby9"><span class="chakra-button__icon css-1wh2kri"><svg stroke="currentColor" fill="none" stroke-width="2" viewbox="0 0 24 24" stroke-linecap="round" stroke-linejoin="round" aria-hidden="true" focusable="false" height="1em" width="1em" xmlns="http://www.w3.org/2000/svg"><path d="M16 4h2a2 2 0 0 1 2 2v14a2 2 0 0 1-2 2H6a2 2 0 0 1-2-2V6a2 2 0 0 1 2-2h2"/><rect x="8" y="2" width="8" height="4" rx="1" ry="1"/></svg></span>Copy</button></div></div></div> <style data-emotion="css 1jjjcas">.css-1jjjcas{list-style-type:initial;-webkit-margin-start:1em;margin-inline-start:1em;}.css-1jjjcas&gt;*:not(style)~*:not(style){margin-top:var(--chakra-space-4);}.css-1jjjcas ul,.css-1jjjcas ol{margin-top:var(--chakra-space-3);font-size:var(--chakra-fontSizes-md);line-height:var(--chakra-lineHeights-normal);}.css-1jjjcas ul{list-style-type:circle;}</style><ul role="list" class="css-1jjjcas"><style data-emotion="css 1br4sqm">.css-1br4sqm &gt;:not(:last-child){margin-bottom:var(--chakra-space-3);}</style><li class="css-1br4sqm"><span><span class="">We first </span></span><code class="css-ljgdxf">import</code><span><span class=""> </span></span><code class="css-ljgdxf">CORE_COMMENT_FIELDS</code><span><span class=""> because it's declared in another file.</span></span></li><li class="css-1br4sqm"><span><span class="">We add our </span><span id="popover-trigger-1" aria-haspopup="dialog" aria-expanded="false" aria-controls="popover-content-1" class="css-154yii">fragment</span><span/><span class=""> definition to the </span></span><code class="css-ljgdxf">GET_POST_DETAILS</code><span><span class=""> </span></span><code class="css-ljgdxf">gql</code><span><span class=""> template literal via a placeholder (</span></span><code class="css-ljgdxf">${CORE_COMMENT_FIELDS}</code><span><span class="">)</span></span></li><li class="css-1br4sqm"><span><span class="">We include the </span></span><code class="css-ljgdxf">CoreCommentFields</code><span><span class=""> </span><span id="popover-trigger-1" aria-haspopup="dialog" aria-expanded="false" aria-controls="popover-content-1" class="css-154yii">fragment</span><span/><span class=""> in our query with standard </span></span><code class="css-ljgdxf">...</code><span><span class=""> notation.</span></span></li></ul> <h2 class="chakra-heading css-14trtg5" id="registering-named-fragments-using-createfragmentregistry"><span><a class="chakra-link css-7i8qdf" href="#registering-named-fragments-using-createfragmentregistry">Registering named fragments using <code class="css-ljgdxf">createFragmentRegistry</code></a></span></h2> <p class="chakra-text css-0"><span><span class="">Starting in Apollo Client 3.7, </span><span id="popover-trigger-1" aria-haspopup="dialog" aria-expanded="false" aria-controls="popover-content-1" class="css-154yii">fragment</span><span/><span class="">s can be registered with your </span></span><code class="css-ljgdxf">InMemoryCache</code><span><span class=""> so that they can be referred to by name in any query or </span></span><code class="css-ljgdxf">InMemoryCache</code><span><span class=""> </span><span id="popover-trigger-1" aria-haspopup="dialog" aria-expanded="false" aria-controls="popover-content-1" class="css-154yii">operation</span><span/><span class=""> (such as </span></span><code class="css-ljgdxf">cache.readFragment</code><span><span class="">, </span></span><code class="css-ljgdxf">cache.readQuery</code><span><span class=""> and </span></span><code class="css-ljgdxf">cache.watch</code><span><span class="">) without needing to interpolate their declarations.</span></span></p> <p class="chakra-text css-0"><span><span class="">Let's look at an example in React.</span></span></p> <div class="css-0"><div class="css-1ni5vfl"><div class="css-wgjz4w"><svg stroke="currentColor" fill="currentColor" stroke-width="0" viewbox="0 0 16 16" height="1em" width="1em" xmlns="http://www.w3.org/2000/svg"><path fill-rule="evenodd" d="M11.354 1.646a.5.5 0 010 .708L5.707 8l5.647 5.646a.5.5 0 01-.708.708l-6-6a.5.5 0 010-.708l6-6a.5.5 0 01.708 0z" clip-rule="evenodd"/></svg></div><div class="css-6wb6l1"><div role="tablist" class="chakra-button__group css-9ahm8"><button type="button" class="chakra-button css-18pfcca" role="tab" aria-selected="true"><span class="chakra-button__icon css-1wh2kri"><svg stroke="currentColor" fill="currentColor" stroke-width="0" role="img" viewbox="0 0 24 24" aria-hidden="true" focusable="false" height="1em" width="1em" xmlns="http://www.w3.org/2000/svg"><title/><path d="M0 0h24v24H0V0zm22.034 18.276c-.175-1.095-.888-2.015-3.003-2.873-.736-.345-1.554-.585-1.797-1.14-.091-.33-.105-.51-.046-.705.15-.646.915-.84 1.515-.66.39.12.75.42.976.9 1.034-.676 1.034-.676 1.755-1.125-.27-.42-.404-.601-.586-.78-.63-.705-1.469-1.065-2.834-1.034l-.705.089c-.676.165-1.32.525-1.71 1.005-1.14 1.291-.811 3.541.569 4.471 1.365 1.02 3.361 1.244 3.616 2.205.24 1.17-.87 1.545-1.966 1.41-.811-.18-1.26-.586-1.755-1.336l-1.83 1.051c.21.48.45.689.81 1.109 1.74 1.756 6.09 1.666 6.871-1.004.029-.09.24-.705.074-1.65l.046.067zm-8.983-7.245h-2.248c0 1.938-.009 3.864-.009 5.805 0 1.232.063 2.363-.138 2.711-.33.689-1.18.601-1.566.48-.396-.196-.597-.466-.83-.855-.063-.105-.11-.196-.127-.196l-1.825 1.125c.305.63.75 1.172 1.324 1.517.855.51 2.004.675 3.207.405.783-.226 1.458-.691 1.811-1.411.51-.93.402-2.07.397-3.346.012-2.054 0-4.109 0-6.179l.004-.056z"/></svg></span>JavaScript</button></div></div><div class="css-d0etnw"><svg stroke="currentColor" fill="currentColor" stroke-width="0" viewbox="0 0 16 16" height="1em" width="1em" xmlns="http://www.w3.org/2000/svg"><path fill-rule="evenodd" d="M4.646 1.646a.5.5 0 01.708 0l6 6a.5.5 0 010 .708l-6 6a.5.5 0 01-.708-.708L10.293 8 4.646 2.354a.5.5 0 010-.708z" clip-rule="evenodd"/></svg></div></div><div style="color:currentColor;background-color:#FCFDFF" class="css-10uovtp"><div class="css-1lxjm3p"><div class="css-1iv52cs">index.js</div><div class="css-1i3wzr"><pre class="prism-code language-js css-inwjey"><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">1</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token keyword" style="color:#3f20ba;background:transparent">import</span><span class="token plain"> </span><span class="token punctuation" style="color:#5A6270">{</span><span class="token plain"> ApolloClient</span><span class="token punctuation" style="color:#5A6270">,</span><span class="token plain"> gql</span><span class="token punctuation" style="color:#5A6270">,</span><span class="token plain"> InMemoryCache </span><span class="token punctuation" style="color:#5A6270">}</span><span class="token plain"> </span><span class="token keyword" style="color:#3f20ba;background:transparent">from</span><span class="token plain"> </span><span class="token string">"@apollo/client"</span><span class="token punctuation" style="color:#5A6270">;</span><span class="token plain"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">2</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token plain"/><span class="token keyword" style="color:#3f20ba;background:transparent">import</span><span class="token plain"> </span><span class="token punctuation" style="color:#5A6270">{</span><span class="token plain"> createFragmentRegistry </span><span class="token punctuation" style="color:#5A6270">}</span><span class="token plain"> </span><span class="token keyword" style="color:#3f20ba;background:transparent">from</span><span class="token plain"> </span><span class="token string">"@apollo/client/cache"</span><span class="token punctuation" style="color:#5A6270">;</span><span class="token plain"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">3</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token plain" style="display:inline-block"> </span></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">4</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token plain"/><span class="token keyword" style="color:#3f20ba;background:transparent">const</span><span class="token plain"> client </span><span class="token operator">=</span><span class="token plain"> </span><span class="token keyword" style="color:#3f20ba;background:transparent">new</span><span class="token plain"> </span><span class="token class-name" style="color:#c43997">ApolloClient</span><span class="token punctuation" style="color:#5A6270">(</span><span class="token punctuation" style="color:#5A6270">{</span><span class="token plain"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">5</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token plain"> </span><span class="token literal-property property" style="color:#c43997">uri</span><span class="token operator">:</span><span class="token plain"> </span><span class="token string">"http://localhost:4000/graphql"</span><span class="token plain"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">6</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token plain"> </span><span class="token literal-property property" style="color:#c43997">cache</span><span class="token operator">:</span><span class="token plain"> </span><span class="token keyword" style="color:#3f20ba;background:transparent">new</span><span class="token plain"> </span><span class="token class-name" style="color:#c43997">InMemoryCache</span><span class="token punctuation" style="color:#5A6270">(</span><span class="token punctuation" style="color:#5A6270">{</span><span class="token plain"/></div></div></div><div class="css-1gr3pic"><div aria-hidden="true" class="css-1meauqw">7</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token plain"> </span><span class="token literal-property property" style="color:#c43997">fragments</span><span class="token operator">:</span><span class="token plain"> </span><span class="token function" style="color:#c43997">createFragmentRegistry</span><span class="token punctuation" style="color:#5A6270">(</span><span class="token plain">gql</span><span class="token template-string template-punctuation string">`</span><span class="token template-string graphql language-graphql"/></div></div></div><div class="css-1gr3pic"><div aria-hidden="true" class="css-1meauqw">8</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token template-string graphql language-graphql"> </span><span class="token template-string graphql language-graphql keyword" style="color:#3f20ba;background:transparent">fragment</span><span class="token template-string graphql language-graphql"> </span><span class="token template-string graphql language-graphql fragment function" style="color:#c43997">ItemFragment</span><span class="token template-string graphql language-graphql"> </span><span class="token template-string graphql language-graphql keyword" style="color:#3f20ba;background:transparent">on</span><span class="token template-string graphql language-graphql"> </span><span class="token template-string graphql language-graphql class-name" style="color:#c43997">Item</span><span class="token template-string graphql language-graphql"> </span><span class="token template-string graphql language-graphql punctuation" style="color:#5A6270">{</span><span class="token template-string graphql language-graphql"/></div></div></div><div class="css-1gr3pic"><div aria-hidden="true" class="css-1meauqw">9</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token template-string graphql language-graphql"> </span><span class="token template-string graphql language-graphql property" style="color:#c43997">id</span><span class="token template-string graphql language-graphql"/></div></div></div><div class="css-1gr3pic"><div aria-hidden="true" class="css-1meauqw">10</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token template-string graphql language-graphql"> </span><span class="token template-string graphql language-graphql property" style="color:#c43997">text</span><span class="token template-string graphql language-graphql"/></div></div></div><div class="css-1gr3pic"><div aria-hidden="true" class="css-1meauqw">11</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token template-string graphql language-graphql"> </span><span class="token template-string graphql language-graphql punctuation" style="color:#5A6270">}</span><span class="token template-string graphql language-graphql"/></div></div></div><div class="css-1gr3pic"><div aria-hidden="true" class="css-1meauqw">12</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token template-string graphql language-graphql"> </span><span class="token template-string template-punctuation string">`</span><span class="token punctuation" style="color:#5A6270">)</span><span class="token plain"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">13</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token plain"> </span><span class="token punctuation" style="color:#5A6270">}</span><span class="token punctuation" style="color:#5A6270">)</span><span class="token plain"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">14</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token plain"/><span class="token punctuation" style="color:#5A6270">}</span><span class="token punctuation" style="color:#5A6270">)</span><span class="token punctuation" style="color:#5A6270">;</span></div></div></div></pre></div></div><div role="group" class="chakra-button__group css-1paqdtk"><button type="button" class="chakra-button css-151dby9"><span class="chakra-button__icon css-1wh2kri"><svg stroke="currentColor" fill="none" stroke-width="2" viewbox="0 0 24 24" stroke-linecap="round" stroke-linejoin="round" aria-hidden="true" focusable="false" height="1em" width="1em" xmlns="http://www.w3.org/2000/svg"><path d="M16 4h2a2 2 0 0 1 2 2v14a2 2 0 0 1-2 2H6a2 2 0 0 1-2-2V6a2 2 0 0 1 2-2h2"/><rect x="8" y="2" width="8" height="4" rx="1" ry="1"/></svg></span>Copy</button></div></div></div> <p class="chakra-text css-0"><span><span class="">Since </span></span><code class="css-ljgdxf">ItemFragment</code><span><span class=""> was registered with </span></span><code class="css-ljgdxf">InMemoryCache</code><span><span class="">, it can be referenced by name as seen below with the </span><span id="popover-trigger-1" aria-haspopup="dialog" aria-expanded="false" aria-controls="popover-content-1" class="css-154yii">fragment</span><span/><span class=""> spread inside of the </span></span><code class="css-ljgdxf">GetItemList</code><span><span class=""> query.</span></span></p> <div class="css-0"><div class="css-1ni5vfl"><div class="css-wgjz4w"><svg stroke="currentColor" fill="currentColor" stroke-width="0" viewbox="0 0 16 16" height="1em" width="1em" xmlns="http://www.w3.org/2000/svg"><path fill-rule="evenodd" d="M11.354 1.646a.5.5 0 010 .708L5.707 8l5.647 5.646a.5.5 0 01-.708.708l-6-6a.5.5 0 010-.708l6-6a.5.5 0 01.708 0z" clip-rule="evenodd"/></svg></div><div class="css-6wb6l1"><div role="tablist" class="chakra-button__group css-9ahm8"><button type="button" class="chakra-button css-18pfcca" role="tab" aria-selected="true"><span class="chakra-button__icon css-1wh2kri"><svg stroke="currentColor" fill="currentColor" stroke-width="0" role="img" viewbox="0 0 24 24" aria-hidden="true" focusable="false" height="1em" width="1em" xmlns="http://www.w3.org/2000/svg"><title/><path d="M0 0h24v24H0V0zm22.034 18.276c-.175-1.095-.888-2.015-3.003-2.873-.736-.345-1.554-.585-1.797-1.14-.091-.33-.105-.51-.046-.705.15-.646.915-.84 1.515-.66.39.12.75.42.976.9 1.034-.676 1.034-.676 1.755-1.125-.27-.42-.404-.601-.586-.78-.63-.705-1.469-1.065-2.834-1.034l-.705.089c-.676.165-1.32.525-1.71 1.005-1.14 1.291-.811 3.541.569 4.471 1.365 1.02 3.361 1.244 3.616 2.205.24 1.17-.87 1.545-1.966 1.41-.811-.18-1.26-.586-1.755-1.336l-1.83 1.051c.21.48.45.689.81 1.109 1.74 1.756 6.09 1.666 6.871-1.004.029-.09.24-.705.074-1.65l.046.067zm-8.983-7.245h-2.248c0 1.938-.009 3.864-.009 5.805 0 1.232.063 2.363-.138 2.711-.33.689-1.18.601-1.566.48-.396-.196-.597-.466-.83-.855-.063-.105-.11-.196-.127-.196l-1.825 1.125c.305.63.75 1.172 1.324 1.517.855.51 2.004.675 3.207.405.783-.226 1.458-.691 1.811-1.411.51-.93.402-2.07.397-3.346.012-2.054 0-4.109 0-6.179l.004-.056z"/></svg></span>JavaScript</button></div></div><div class="css-d0etnw"><svg stroke="currentColor" fill="currentColor" stroke-width="0" viewbox="0 0 16 16" height="1em" width="1em" xmlns="http://www.w3.org/2000/svg"><path fill-rule="evenodd" d="M4.646 1.646a.5.5 0 01.708 0l6 6a.5.5 0 010 .708l-6 6a.5.5 0 01-.708-.708L10.293 8 4.646 2.354a.5.5 0 010-.708z" clip-rule="evenodd"/></svg></div></div><div style="color:currentColor;background-color:#FCFDFF" class="css-10uovtp"><div class="css-1lxjm3p"><div class="css-1iv52cs">ItemList.jsx</div><div class="css-1i3wzr"><pre class="prism-code language-jsx css-inwjey"><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">1</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token keyword" style="color:#3f20ba;background:transparent">const</span><span class="token plain"> listQuery </span><span class="token operator">=</span><span class="token plain"> gql</span><span class="token template-string template-punctuation string">`</span><span class="token template-string graphql language-graphql"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">2</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token template-string graphql language-graphql"> </span><span class="token template-string graphql language-graphql keyword" style="color:#3f20ba;background:transparent">query</span><span class="token template-string graphql language-graphql"> </span><span class="token template-string graphql language-graphql definition-query function" style="color:#c43997">GetItemList</span><span class="token template-string graphql language-graphql"> </span><span class="token template-string graphql language-graphql punctuation" style="color:#5A6270">{</span><span class="token template-string graphql language-graphql"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">3</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token template-string graphql language-graphql"> </span><span class="token template-string graphql language-graphql object">list</span><span class="token template-string graphql language-graphql"> </span><span class="token template-string graphql language-graphql punctuation" style="color:#5A6270">{</span><span class="token template-string graphql language-graphql"/></div></div></div><div class="css-1gr3pic"><div aria-hidden="true" class="css-1meauqw">4</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token template-string graphql language-graphql"> </span><span class="token template-string graphql language-graphql operator">...</span><span class="token template-string graphql language-graphql fragment function" style="color:#c43997">ItemFragment</span><span class="token template-string graphql language-graphql"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">5</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token template-string graphql language-graphql"> </span><span class="token template-string graphql language-graphql punctuation" style="color:#5A6270">}</span><span class="token template-string graphql language-graphql"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">6</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token template-string graphql language-graphql"> </span><span class="token template-string graphql language-graphql punctuation" style="color:#5A6270">}</span><span class="token template-string graphql language-graphql"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">7</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token template-string graphql language-graphql"/><span class="token template-string template-punctuation string">`</span><span class="token punctuation" style="color:#5A6270">;</span><span class="token plain"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">8</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token plain"/><span class="token keyword" style="color:#3f20ba;background:transparent">function</span><span class="token plain"> </span><span class="token function" style="color:#c43997">ToDoList</span><span class="token punctuation" style="color:#5A6270">(</span><span class="token punctuation" style="color:#5A6270">)</span><span class="token plain"> </span><span class="token punctuation" style="color:#5A6270">{</span><span class="token plain"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">9</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token plain"> </span><span class="token keyword" style="color:#3f20ba;background:transparent">const</span><span class="token plain"> </span><span class="token punctuation" style="color:#5A6270">{</span><span class="token plain"> data </span><span class="token punctuation" style="color:#5A6270">}</span><span class="token plain"> </span><span class="token operator">=</span><span class="token plain"> </span><span class="token function" style="color:#c43997">useQuery</span><span class="token punctuation" style="color:#5A6270">(</span><span class="token plain">listQuery</span><span class="token punctuation" style="color:#5A6270">)</span><span class="token punctuation" style="color:#5A6270">;</span><span class="token plain"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">10</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token plain"> </span><span class="token keyword" style="color:#3f20ba;background:transparent">return</span><span class="token plain"> </span><span class="token punctuation" style="color:#5A6270">(</span><span class="token plain"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">11</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token plain"> </span><span class="token tag punctuation" style="color:#5A6270">&lt;</span><span class="token tag" style="color:#c43997">ol</span><span class="token tag punctuation" style="color:#5A6270">&gt;</span><span class="token plain-text"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">12</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token plain-text"> </span><span class="token punctuation" style="color:#5A6270">{</span><span class="token plain">data</span><span class="token operator">?.</span><span class="token plain">list</span><span class="token punctuation" style="color:#5A6270">.</span><span class="token function" style="color:#c43997">map</span><span class="token punctuation" style="color:#5A6270">(</span><span class="token parameter">item</span><span class="token plain"> </span><span class="token operator">=&gt;</span><span class="token plain"> </span><span class="token punctuation" style="color:#5A6270">(</span><span class="token plain"/></div></div></div><div class="css-1gr3pic"><div aria-hidden="true" class="css-1meauqw">13</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token plain"> </span><span class="token tag punctuation" style="color:#5A6270">&lt;</span><span class="token tag class-name" style="color:#c43997">Item</span><span class="token tag" style="color:#c43997"> </span><span class="token tag attr-name" style="color:#1d7b78">key</span><span class="token tag script language-javascript script-punctuation punctuation" style="color:#5A6270">=</span><span class="token tag script language-javascript punctuation" style="color:#5A6270">{</span><span class="token tag script language-javascript" style="color:#c43997">item</span><span class="token tag script language-javascript punctuation" style="color:#5A6270">.</span><span class="token tag script language-javascript" style="color:#c43997">id</span><span class="token tag script language-javascript punctuation" style="color:#5A6270">}</span><span class="token tag" style="color:#c43997"> </span><span class="token tag attr-name" style="color:#1d7b78">text</span><span class="token tag script language-javascript script-punctuation punctuation" style="color:#5A6270">=</span><span class="token tag script language-javascript punctuation" style="color:#5A6270">{</span><span class="token tag script language-javascript" style="color:#c43997">item</span><span class="token tag script language-javascript punctuation" style="color:#5A6270">.</span><span class="token tag script language-javascript" style="color:#c43997">text</span><span class="token tag script language-javascript punctuation" style="color:#5A6270">}</span><span class="token tag" style="color:#c43997"> </span><span class="token tag punctuation" style="color:#5A6270">/&gt;</span><span class="token plain"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">14</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token plain"> </span><span class="token punctuation" style="color:#5A6270">)</span><span class="token punctuation" style="color:#5A6270">)</span><span class="token punctuation" style="color:#5A6270">}</span><span class="token plain-text"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">15</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token plain-text"> </span><span class="token tag punctuation" style="color:#5A6270">&lt;/</span><span class="token tag" style="color:#c43997">ol</span><span class="token tag punctuation" style="color:#5A6270">&gt;</span><span class="token plain"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">16</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token plain"> </span><span class="token punctuation" style="color:#5A6270">)</span><span class="token punctuation" style="color:#5A6270">;</span><span class="token plain"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">17</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token plain"/><span class="token punctuation" style="color:#5A6270">}</span></div></div></div></pre></div></div><div role="group" class="chakra-button__group css-1paqdtk"><button type="button" class="chakra-button css-151dby9"><span class="chakra-button__icon css-1wh2kri"><svg stroke="currentColor" fill="none" stroke-width="2" viewbox="0 0 24 24" stroke-linecap="round" stroke-linejoin="round" aria-hidden="true" focusable="false" height="1em" width="1em" xmlns="http://www.w3.org/2000/svg"><path d="M16 4h2a2 2 0 0 1 2 2v14a2 2 0 0 1-2 2H6a2 2 0 0 1-2-2V6a2 2 0 0 1 2-2h2"/><rect x="8" y="2" width="8" height="4" rx="1" ry="1"/></svg></span>Copy</button></div></div></div> <style data-emotion="css bvta0k">.css-bvta0k{font-family:var(--chakra-fonts-heading);font-weight:var(--chakra-fontWeights-semibold);font-size:var(--chakra-fontSizes-2xl);line-height:1.33;}@media screen and (min-width: 48em){.css-bvta0k{font-size:var(--chakra-fontSizes-3xl);line-height:1.2;}}</style><h3 class="chakra-heading css-bvta0k" id="overriding-registered-fragments-with-local-versions"><span><a class="chakra-link css-7i8qdf" href="#overriding-registered-fragments-with-local-versions">Overriding registered fragments with local versions</a></span></h3> <p class="chakra-text css-0"><span><span class="">Queries can declare their own local versions of named </span><span id="popover-trigger-1" aria-haspopup="dialog" aria-expanded="false" aria-controls="popover-content-1" class="css-154yii">fragment</span><span/><span class="">s which will take precendence over ones registered via </span></span><code class="css-ljgdxf">createFragmentRegistry</code><span><span class="">, even if the local </span><span id="popover-trigger-1" aria-haspopup="dialog" aria-expanded="false" aria-controls="popover-content-1" class="css-154yii">fragment</span><span/><span class=""> is only indirectly referenced by other registered </span><span id="popover-trigger-1" aria-haspopup="dialog" aria-expanded="false" aria-controls="popover-content-1" class="css-154yii">fragment</span><span/><span class="">s. Take the following example:</span></span></p> <div class="css-0"><div class="css-1ni5vfl"><div class="css-wgjz4w"><svg stroke="currentColor" fill="currentColor" stroke-width="0" viewbox="0 0 16 16" height="1em" width="1em" xmlns="http://www.w3.org/2000/svg"><path fill-rule="evenodd" d="M11.354 1.646a.5.5 0 010 .708L5.707 8l5.647 5.646a.5.5 0 01-.708.708l-6-6a.5.5 0 010-.708l6-6a.5.5 0 01.708 0z" clip-rule="evenodd"/></svg></div><div class="css-6wb6l1"><div role="tablist" class="chakra-button__group css-9ahm8"><button type="button" class="chakra-button css-18pfcca" role="tab" aria-selected="true"><span class="chakra-button__icon css-1wh2kri"><svg stroke="currentColor" fill="currentColor" stroke-width="0" role="img" viewbox="0 0 24 24" aria-hidden="true" focusable="false" height="1em" width="1em" xmlns="http://www.w3.org/2000/svg"><title/><path d="M0 0h24v24H0V0zm22.034 18.276c-.175-1.095-.888-2.015-3.003-2.873-.736-.345-1.554-.585-1.797-1.14-.091-.33-.105-.51-.046-.705.15-.646.915-.84 1.515-.66.39.12.75.42.976.9 1.034-.676 1.034-.676 1.755-1.125-.27-.42-.404-.601-.586-.78-.63-.705-1.469-1.065-2.834-1.034l-.705.089c-.676.165-1.32.525-1.71 1.005-1.14 1.291-.811 3.541.569 4.471 1.365 1.02 3.361 1.244 3.616 2.205.24 1.17-.87 1.545-1.966 1.41-.811-.18-1.26-.586-1.755-1.336l-1.83 1.051c.21.48.45.689.81 1.109 1.74 1.756 6.09 1.666 6.871-1.004.029-.09.24-.705.074-1.65l.046.067zm-8.983-7.245h-2.248c0 1.938-.009 3.864-.009 5.805 0 1.232.063 2.363-.138 2.711-.33.689-1.18.601-1.566.48-.396-.196-.597-.466-.83-.855-.063-.105-.11-.196-.127-.196l-1.825 1.125c.305.63.75 1.172 1.324 1.517.855.51 2.004.675 3.207.405.783-.226 1.458-.691 1.811-1.411.51-.93.402-2.07.397-3.346.012-2.054 0-4.109 0-6.179l.004-.056z"/></svg></span>JavaScript</button></div></div><div class="css-d0etnw"><svg stroke="currentColor" fill="currentColor" stroke-width="0" viewbox="0 0 16 16" height="1em" width="1em" xmlns="http://www.w3.org/2000/svg"><path fill-rule="evenodd" d="M4.646 1.646a.5.5 0 01.708 0l6 6a.5.5 0 010 .708l-6 6a.5.5 0 01-.708-.708L10.293 8 4.646 2.354a.5.5 0 010-.708z" clip-rule="evenodd"/></svg></div></div><div style="color:currentColor;background-color:#FCFDFF" class="css-10uovtp"><div class="css-1lxjm3p"><div class="css-1iv52cs">index.js</div><div class="css-1i3wzr"><pre class="prism-code language-js css-inwjey"><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">1</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token keyword" style="color:#3f20ba;background:transparent">import</span><span class="token plain"> </span><span class="token punctuation" style="color:#5A6270">{</span><span class="token plain"> ApolloClient</span><span class="token punctuation" style="color:#5A6270">,</span><span class="token plain"> gql</span><span class="token punctuation" style="color:#5A6270">,</span><span class="token plain"> InMemoryCache </span><span class="token punctuation" style="color:#5A6270">}</span><span class="token plain"> </span><span class="token keyword" style="color:#3f20ba;background:transparent">from</span><span class="token plain"> </span><span class="token string">"@apollo/client"</span><span class="token punctuation" style="color:#5A6270">;</span><span class="token plain"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">2</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token plain"/><span class="token keyword" style="color:#3f20ba;background:transparent">import</span><span class="token plain"> </span><span class="token punctuation" style="color:#5A6270">{</span><span class="token plain"> createFragmentRegistry </span><span class="token punctuation" style="color:#5A6270">}</span><span class="token plain"> </span><span class="token keyword" style="color:#3f20ba;background:transparent">from</span><span class="token plain"> </span><span class="token string">"@apollo/client/cache"</span><span class="token punctuation" style="color:#5A6270">;</span><span class="token plain"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">3</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token plain" style="display:inline-block"> </span></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">4</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token plain"/><span class="token keyword" style="color:#3f20ba;background:transparent">const</span><span class="token plain"> client </span><span class="token operator">=</span><span class="token plain"> </span><span class="token keyword" style="color:#3f20ba;background:transparent">new</span><span class="token plain"> </span><span class="token class-name" style="color:#c43997">ApolloClient</span><span class="token punctuation" style="color:#5A6270">(</span><span class="token punctuation" style="color:#5A6270">{</span><span class="token plain"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">5</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token plain"> </span><span class="token literal-property property" style="color:#c43997">uri</span><span class="token operator">:</span><span class="token plain"> </span><span class="token string">"http://localhost:4000/graphql"</span><span class="token plain"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">6</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token plain"> </span><span class="token literal-property property" style="color:#c43997">cache</span><span class="token operator">:</span><span class="token plain"> </span><span class="token keyword" style="color:#3f20ba;background:transparent">new</span><span class="token plain"> </span><span class="token class-name" style="color:#c43997">InMemoryCache</span><span class="token punctuation" style="color:#5A6270">(</span><span class="token punctuation" style="color:#5A6270">{</span><span class="token plain"/></div></div></div><div class="css-1gr3pic"><div aria-hidden="true" class="css-1meauqw">7</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token plain"> </span><span class="token literal-property property" style="color:#c43997">fragments</span><span class="token operator">:</span><span class="token plain"> </span><span class="token function" style="color:#c43997">createFragmentRegistry</span><span class="token punctuation" style="color:#5A6270">(</span><span class="token plain">gql</span><span class="token template-string template-punctuation string">`</span><span class="token template-string graphql language-graphql"/></div></div></div><div class="css-1gr3pic"><div aria-hidden="true" class="css-1meauqw">8</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token template-string graphql language-graphql"> </span><span class="token template-string graphql language-graphql keyword" style="color:#3f20ba;background:transparent">fragment</span><span class="token template-string graphql language-graphql"> </span><span class="token template-string graphql language-graphql fragment function" style="color:#c43997">ItemFragment</span><span class="token template-string graphql language-graphql"> </span><span class="token template-string graphql language-graphql keyword" style="color:#3f20ba;background:transparent">on</span><span class="token template-string graphql language-graphql"> </span><span class="token template-string graphql language-graphql class-name" style="color:#c43997">Item</span><span class="token template-string graphql language-graphql"> </span><span class="token template-string graphql language-graphql punctuation" style="color:#5A6270">{</span><span class="token template-string graphql language-graphql"/></div></div></div><div class="css-1gr3pic"><div aria-hidden="true" class="css-1meauqw">9</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token template-string graphql language-graphql"> </span><span class="token template-string graphql language-graphql property" style="color:#c43997">id</span><span class="token template-string graphql language-graphql"/></div></div></div><div class="css-1gr3pic"><div aria-hidden="true" class="css-1meauqw">10</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token template-string graphql language-graphql"> </span><span class="token template-string graphql language-graphql property" style="color:#c43997">text</span><span class="token template-string graphql language-graphql"/></div></div></div><div class="css-1gr3pic"><div aria-hidden="true" class="css-1meauqw">11</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token template-string graphql language-graphql"> </span><span class="token template-string graphql language-graphql operator">...</span><span class="token template-string graphql language-graphql fragment function" style="color:#c43997">ExtraFields</span><span class="token template-string graphql language-graphql"/></div></div></div><div class="css-1gr3pic"><div aria-hidden="true" class="css-1meauqw">12</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token template-string graphql language-graphql"> </span><span class="token template-string graphql language-graphql punctuation" style="color:#5A6270">}</span><span class="token template-string graphql language-graphql"/></div></div></div><div class="css-1gr3pic"><div aria-hidden="true" class="css-1meauqw">13</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token template-string graphql language-graphql" style="display:inline-block"> </span></div></div></div><div class="css-1gr3pic"><div aria-hidden="true" class="css-1meauqw">14</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token template-string graphql language-graphql"> </span><span class="token template-string graphql language-graphql keyword" style="color:#3f20ba;background:transparent">fragment</span><span class="token template-string graphql language-graphql"> </span><span class="token template-string graphql language-graphql fragment function" style="color:#c43997">ExtraFields</span><span class="token template-string graphql language-graphql"> </span><span class="token template-string graphql language-graphql keyword" style="color:#3f20ba;background:transparent">on</span><span class="token template-string graphql language-graphql"> </span><span class="token template-string graphql language-graphql class-name" style="color:#c43997">Item</span><span class="token template-string graphql language-graphql"> </span><span class="token template-string graphql language-graphql punctuation" style="color:#5A6270">{</span><span class="token template-string graphql language-graphql"/></div></div></div><div class="css-1gr3pic"><div aria-hidden="true" class="css-1meauqw">15</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token template-string graphql language-graphql"> </span><span class="token template-string graphql language-graphql property" style="color:#c43997">isCompleted</span><span class="token template-string graphql language-graphql"/></div></div></div><div class="css-1gr3pic"><div aria-hidden="true" class="css-1meauqw">16</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token template-string graphql language-graphql"> </span><span class="token template-string graphql language-graphql punctuation" style="color:#5A6270">}</span><span class="token template-string graphql language-graphql"/></div></div></div><div class="css-1gr3pic"><div aria-hidden="true" class="css-1meauqw">17</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token template-string graphql language-graphql"> </span><span class="token template-string template-punctuation string">`</span><span class="token punctuation" style="color:#5A6270">)</span><span class="token plain"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">18</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token plain"> </span><span class="token punctuation" style="color:#5A6270">}</span><span class="token punctuation" style="color:#5A6270">)</span><span class="token plain"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">19</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token plain"/><span class="token punctuation" style="color:#5A6270">}</span><span class="token punctuation" style="color:#5A6270">)</span><span class="token punctuation" style="color:#5A6270">;</span></div></div></div></pre></div></div><div role="group" class="chakra-button__group css-1paqdtk"><button type="button" class="chakra-button css-151dby9"><span class="chakra-button__icon css-1wh2kri"><svg stroke="currentColor" fill="none" stroke-width="2" viewbox="0 0 24 24" stroke-linecap="round" stroke-linejoin="round" aria-hidden="true" focusable="false" height="1em" width="1em" xmlns="http://www.w3.org/2000/svg"><path d="M16 4h2a2 2 0 0 1 2 2v14a2 2 0 0 1-2 2H6a2 2 0 0 1-2-2V6a2 2 0 0 1 2-2h2"/><rect x="8" y="2" width="8" height="4" rx="1" ry="1"/></svg></span>Copy</button></div></div></div> <p class="chakra-text css-0"><span><span class="">The local version of the </span></span><code class="css-ljgdxf">ExtraFields</code><span><span class=""> </span><span id="popover-trigger-1" aria-haspopup="dialog" aria-expanded="false" aria-controls="popover-content-1" class="css-154yii">fragment</span><span/><span class=""> declared in </span></span><code class="css-ljgdxf">ItemList.jsx</code><span><span class=""> takes precedence over the </span></span><code class="css-ljgdxf">ExtraFields</code><span><span class=""> originally registered with the </span></span><code class="css-ljgdxf">InMemoryCache</code><span><span class="">. Thus, its definition will be used when the </span></span><code class="css-ljgdxf">ExtraFields</code><span><span class=""> </span><span id="popover-trigger-1" aria-haspopup="dialog" aria-expanded="false" aria-controls="popover-content-1" class="css-154yii">fragment</span><span/><span class=""> spread is parsed inside of the registered </span></span><code class="css-ljgdxf">ItemFragment</code><span><span class=""> </span></span><em>only when <code class="css-ljgdxf">GetItemList</code> query is executed</em><span><span class="">, because explicit definitions take precedence over registered </span><span id="popover-trigger-1" aria-haspopup="dialog" aria-expanded="false" aria-controls="popover-content-1" class="css-154yii">fragment</span><span/><span class="">s.</span></span></p> <div class="css-0"><div class="css-1ni5vfl"><div class="css-wgjz4w"><svg stroke="currentColor" fill="currentColor" stroke-width="0" viewbox="0 0 16 16" height="1em" width="1em" xmlns="http://www.w3.org/2000/svg"><path fill-rule="evenodd" d="M11.354 1.646a.5.5 0 010 .708L5.707 8l5.647 5.646a.5.5 0 01-.708.708l-6-6a.5.5 0 010-.708l6-6a.5.5 0 01.708 0z" clip-rule="evenodd"/></svg></div><div class="css-6wb6l1"><div role="tablist" class="chakra-button__group css-9ahm8"><button type="button" class="chakra-button css-18pfcca" role="tab" aria-selected="true"><span class="chakra-button__icon css-1wh2kri"><svg stroke="currentColor" fill="currentColor" stroke-width="0" role="img" viewbox="0 0 24 24" aria-hidden="true" focusable="false" height="1em" width="1em" xmlns="http://www.w3.org/2000/svg"><title/><path d="M0 0h24v24H0V0zm22.034 18.276c-.175-1.095-.888-2.015-3.003-2.873-.736-.345-1.554-.585-1.797-1.14-.091-.33-.105-.51-.046-.705.15-.646.915-.84 1.515-.66.39.12.75.42.976.9 1.034-.676 1.034-.676 1.755-1.125-.27-.42-.404-.601-.586-.78-.63-.705-1.469-1.065-2.834-1.034l-.705.089c-.676.165-1.32.525-1.71 1.005-1.14 1.291-.811 3.541.569 4.471 1.365 1.02 3.361 1.244 3.616 2.205.24 1.17-.87 1.545-1.966 1.41-.811-.18-1.26-.586-1.755-1.336l-1.83 1.051c.21.48.45.689.81 1.109 1.74 1.756 6.09 1.666 6.871-1.004.029-.09.24-.705.074-1.65l.046.067zm-8.983-7.245h-2.248c0 1.938-.009 3.864-.009 5.805 0 1.232.063 2.363-.138 2.711-.33.689-1.18.601-1.566.48-.396-.196-.597-.466-.83-.855-.063-.105-.11-.196-.127-.196l-1.825 1.125c.305.63.75 1.172 1.324 1.517.855.51 2.004.675 3.207.405.783-.226 1.458-.691 1.811-1.411.51-.93.402-2.07.397-3.346.012-2.054 0-4.109 0-6.179l.004-.056z"/></svg></span>JavaScript</button></div></div><div class="css-d0etnw"><svg stroke="currentColor" fill="currentColor" stroke-width="0" viewbox="0 0 16 16" height="1em" width="1em" xmlns="http://www.w3.org/2000/svg"><path fill-rule="evenodd" d="M4.646 1.646a.5.5 0 01.708 0l6 6a.5.5 0 010 .708l-6 6a.5.5 0 01-.708-.708L10.293 8 4.646 2.354a.5.5 0 010-.708z" clip-rule="evenodd"/></svg></div></div><div style="color:currentColor;background-color:#FCFDFF" class="css-10uovtp"><div class="css-1lxjm3p"><div class="css-1iv52cs">ItemList.jsx</div><div class="css-1i3wzr"><pre class="prism-code language-jsx css-inwjey"><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">1</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token keyword" style="color:#3f20ba;background:transparent">const</span><span class="token plain"> listQuery </span><span class="token operator">=</span><span class="token plain"> gql</span><span class="token template-string template-punctuation string">`</span><span class="token template-string graphql language-graphql"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">2</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token template-string graphql language-graphql"> </span><span class="token template-string graphql language-graphql keyword" style="color:#3f20ba;background:transparent">query</span><span class="token template-string graphql language-graphql"> </span><span class="token template-string graphql language-graphql definition-query function" style="color:#c43997">GetItemList</span><span class="token template-string graphql language-graphql"> </span><span class="token template-string graphql language-graphql punctuation" style="color:#5A6270">{</span><span class="token template-string graphql language-graphql"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">3</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token template-string graphql language-graphql"> </span><span class="token template-string graphql language-graphql object">list</span><span class="token template-string graphql language-graphql"> </span><span class="token template-string graphql language-graphql punctuation" style="color:#5A6270">{</span><span class="token template-string graphql language-graphql"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">4</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token template-string graphql language-graphql"> </span><span class="token template-string graphql language-graphql operator">...</span><span class="token template-string graphql language-graphql fragment function" style="color:#c43997">ItemFragment</span><span class="token template-string graphql language-graphql"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">5</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token template-string graphql language-graphql"> </span><span class="token template-string graphql language-graphql punctuation" style="color:#5A6270">}</span><span class="token template-string graphql language-graphql"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">6</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token template-string graphql language-graphql"> </span><span class="token template-string graphql language-graphql punctuation" style="color:#5A6270">}</span><span class="token template-string graphql language-graphql"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">7</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token template-string graphql language-graphql" style="display:inline-block"> </span></div></div></div><div class="css-1gr3pic"><div aria-hidden="true" class="css-1meauqw">8</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token template-string graphql language-graphql"> </span><span class="token template-string graphql language-graphql keyword" style="color:#3f20ba;background:transparent">fragment</span><span class="token template-string graphql language-graphql"> </span><span class="token template-string graphql language-graphql fragment function" style="color:#c43997">ExtraFields</span><span class="token template-string graphql language-graphql"> </span><span class="token template-string graphql language-graphql keyword" style="color:#3f20ba;background:transparent">on</span><span class="token template-string graphql language-graphql"> </span><span class="token template-string graphql language-graphql class-name" style="color:#c43997">Item</span><span class="token template-string graphql language-graphql"> </span><span class="token template-string graphql language-graphql punctuation" style="color:#5A6270">{</span><span class="token template-string graphql language-graphql"/></div></div></div><div class="css-1gr3pic"><div aria-hidden="true" class="css-1meauqw">9</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token template-string graphql language-graphql"> </span><span class="token template-string graphql language-graphql property" style="color:#c43997">createdBy</span><span class="token template-string graphql language-graphql"/></div></div></div><div class="css-1gr3pic"><div aria-hidden="true" class="css-1meauqw">10</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token template-string graphql language-graphql"> </span><span class="token template-string graphql language-graphql punctuation" style="color:#5A6270">}</span><span class="token template-string graphql language-graphql"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">11</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token template-string graphql language-graphql"/><span class="token template-string template-punctuation string">`</span><span class="token punctuation" style="color:#5A6270">;</span><span class="token plain"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">12</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token plain"/><span class="token keyword" style="color:#3f20ba;background:transparent">function</span><span class="token plain"> </span><span class="token function" style="color:#c43997">ToDoList</span><span class="token punctuation" style="color:#5A6270">(</span><span class="token punctuation" style="color:#5A6270">)</span><span class="token plain"> </span><span class="token punctuation" style="color:#5A6270">{</span><span class="token plain"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">13</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token plain"> </span><span class="token keyword" style="color:#3f20ba;background:transparent">const</span><span class="token plain"> </span><span class="token punctuation" style="color:#5A6270">{</span><span class="token plain"> data </span><span class="token punctuation" style="color:#5A6270">}</span><span class="token plain"> </span><span class="token operator">=</span><span class="token plain"> </span><span class="token function" style="color:#c43997">useQuery</span><span class="token punctuation" style="color:#5A6270">(</span><span class="token plain">listQuery</span><span class="token punctuation" style="color:#5A6270">)</span><span class="token punctuation" style="color:#5A6270">;</span><span class="token plain"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">14</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token plain"> </span><span class="token keyword" style="color:#3f20ba;background:transparent">return</span><span class="token plain"> </span><span class="token punctuation" style="color:#5A6270">(</span><span class="token plain"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">15</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token plain"> </span><span class="token tag punctuation" style="color:#5A6270">&lt;</span><span class="token tag" style="color:#c43997">ol</span><span class="token tag punctuation" style="color:#5A6270">&gt;</span><span class="token plain-text"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">16</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token plain-text"> </span><span class="token punctuation" style="color:#5A6270">{</span><span class="token plain">data</span><span class="token operator">?.</span><span class="token plain">list</span><span class="token punctuation" style="color:#5A6270">.</span><span class="token function" style="color:#c43997">map</span><span class="token punctuation" style="color:#5A6270">(</span><span class="token punctuation" style="color:#5A6270">(</span><span class="token parameter">item</span><span class="token punctuation" style="color:#5A6270">)</span><span class="token plain"> </span><span class="token operator">=&gt;</span><span class="token plain"> </span><span class="token punctuation" style="color:#5A6270">(</span><span class="token plain"/></div></div></div><div class="css-1gr3pic"><div aria-hidden="true" class="css-1meauqw">17</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token plain"> </span><span class="token punctuation" style="color:#5A6270">{</span><span class="token comment" style="color:#884c1e;font-weight:bold">/* `createdBy` exists on the returned items, `isCompleted` does not */</span><span class="token punctuation" style="color:#5A6270">}</span><span class="token plain"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">18</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token plain"> </span><span class="token tag punctuation" style="color:#5A6270">&lt;</span><span class="token tag class-name" style="color:#c43997">Item</span><span class="token tag" style="color:#c43997"> </span><span class="token tag attr-name" style="color:#1d7b78">key</span><span class="token tag script language-javascript script-punctuation punctuation" style="color:#5A6270">=</span><span class="token tag script language-javascript punctuation" style="color:#5A6270">{</span><span class="token tag script language-javascript" style="color:#c43997">item</span><span class="token tag script language-javascript punctuation" style="color:#5A6270">.</span><span class="token tag script language-javascript" style="color:#c43997">id</span><span class="token tag script language-javascript punctuation" style="color:#5A6270">}</span><span class="token tag" style="color:#c43997"> </span><span class="token tag attr-name" style="color:#1d7b78">text</span><span class="token tag script language-javascript script-punctuation punctuation" style="color:#5A6270">=</span><span class="token tag script language-javascript punctuation" style="color:#5A6270">{</span><span class="token tag script language-javascript" style="color:#c43997">item</span><span class="token tag script language-javascript punctuation" style="color:#5A6270">.</span><span class="token tag script language-javascript" style="color:#c43997">text</span><span class="token tag script language-javascript punctuation" style="color:#5A6270">}</span><span class="token tag" style="color:#c43997"> </span><span class="token tag attr-name" style="color:#1d7b78">author</span><span class="token tag script language-javascript script-punctuation punctuation" style="color:#5A6270">=</span><span class="token tag script language-javascript punctuation" style="color:#5A6270">{</span><span class="token tag script language-javascript" style="color:#c43997">item</span><span class="token tag script language-javascript punctuation" style="color:#5A6270">.</span><span class="token tag script language-javascript" style="color:#c43997">createdBy</span><span class="token tag script language-javascript punctuation" style="color:#5A6270">}</span><span class="token tag" style="color:#c43997"> </span><span class="token tag punctuation" style="color:#5A6270">/&gt;</span><span class="token plain"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">19</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token plain"> </span><span class="token punctuation" style="color:#5A6270">)</span><span class="token punctuation" style="color:#5A6270">)</span><span class="token punctuation" style="color:#5A6270">}</span><span class="token plain-text"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">20</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token plain-text"> </span><span class="token tag punctuation" style="color:#5A6270">&lt;/</span><span class="token tag" style="color:#c43997">ol</span><span class="token tag punctuation" style="color:#5A6270">&gt;</span><span class="token plain"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">21</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token plain"> </span><span class="token punctuation" style="color:#5A6270">)</span><span class="token punctuation" style="color:#5A6270">;</span><span class="token plain"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">22</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token plain"/><span class="token punctuation" style="color:#5A6270">}</span></div></div></div></pre></div></div><div role="group" class="chakra-button__group css-1paqdtk"><button type="button" class="chakra-button css-151dby9"><span class="chakra-button__icon css-1wh2kri"><svg stroke="currentColor" fill="none" stroke-width="2" viewbox="0 0 24 24" stroke-linecap="round" stroke-linejoin="round" aria-hidden="true" focusable="false" height="1em" width="1em" xmlns="http://www.w3.org/2000/svg"><path d="M16 4h2a2 2 0 0 1 2 2v14a2 2 0 0 1-2 2H6a2 2 0 0 1-2-2V6a2 2 0 0 1 2-2h2"/><rect x="8" y="2" width="8" height="4" rx="1" ry="1"/></svg></span>Copy</button></div></div></div> <h2 class="chakra-heading css-14trtg5" id="colocating-fragments"><span><a class="chakra-link css-7i8qdf" href="#colocating-fragments">Colocating fragments</a></span></h2> <p class="chakra-text css-0"><span><span class="">The tree-like structure of a GraphQL response resembles the hierarchy of a frontend's rendered components. Because of this similarity, you can use </span><span id="popover-trigger-1" aria-haspopup="dialog" aria-expanded="false" aria-controls="popover-content-1" class="css-154yii">fragment</span><span/><span class="">s to split query logic up </span></span><em>between</em><span><span class=""> components, so that each component requests exactly the </span><span id="popover-trigger-1" aria-haspopup="dialog" aria-expanded="false" aria-controls="popover-content-1" class="css-154yii">field</span><span/><span class="">s that it uses. This helps you make your component logic more succinct.</span></span></p> <p class="chakra-text css-0"><span><span class="">Consider the following view hierarchy for an app:</span></span></p> <div class="css-0"><div class="css-1ni5vfl"><div class="css-wgjz4w"><svg stroke="currentColor" fill="currentColor" stroke-width="0" viewbox="0 0 16 16" height="1em" width="1em" xmlns="http://www.w3.org/2000/svg"><path fill-rule="evenodd" d="M11.354 1.646a.5.5 0 010 .708L5.707 8l5.647 5.646a.5.5 0 01-.708.708l-6-6a.5.5 0 010-.708l6-6a.5.5 0 01.708 0z" clip-rule="evenodd"/></svg></div><div class="css-6wb6l1"><div role="tablist" class="chakra-button__group css-9ahm8"><button type="button" class="chakra-button css-18pfcca" role="tab" aria-selected="true"><span class="chakra-button__icon css-1wh2kri"><svg stroke="currentColor" fill="currentColor" stroke-width="0" viewbox="0 0 24 24" aria-hidden="true" focusable="false" height="1em" width="1em" xmlns="http://www.w3.org/2000/svg"><path d="M5 8L7 8 7 6 10.252 6 7.68 18 5 18 5 20 13 20 13 18 10.748 18 13.32 6 17 6 17 8 19 8 19 4 5 4z"/></svg></span>Text</button></div></div><div class="css-d0etnw"><svg stroke="currentColor" fill="currentColor" stroke-width="0" viewbox="0 0 16 16" height="1em" width="1em" xmlns="http://www.w3.org/2000/svg"><path fill-rule="evenodd" d="M4.646 1.646a.5.5 0 01.708 0l6 6a.5.5 0 010 .708l-6 6a.5.5 0 01-.708-.708L10.293 8 4.646 2.354a.5.5 0 010-.708z" clip-rule="evenodd"/></svg></div></div><div style="color:currentColor;background-color:#FCFDFF" class="css-10uovtp"><div class="css-1lxjm3p"><div class="css-1i3wzr"><pre class="prism-code language-text css-inwjey"><div class="css-j7glh4"><div aria-hidden="true" class="css-dacbbu">1</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token plain">FeedPage</span></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-dacbbu">2</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token plain">└── Feed</span></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-dacbbu">3</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token plain"> └── FeedEntry</span></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-dacbbu">4</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token plain"> ├── EntryInfo</span></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-dacbbu">5</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token plain"> └── VoteButtons</span></div></div></div></pre></div></div><div role="group" class="chakra-button__group css-1paqdtk"><button type="button" class="chakra-button css-151dby9"><span class="chakra-button__icon css-1wh2kri"><svg stroke="currentColor" fill="none" stroke-width="2" viewbox="0 0 24 24" stroke-linecap="round" stroke-linejoin="round" aria-hidden="true" focusable="false" height="1em" width="1em" xmlns="http://www.w3.org/2000/svg"><path d="M16 4h2a2 2 0 0 1 2 2v14a2 2 0 0 1-2 2H6a2 2 0 0 1-2-2V6a2 2 0 0 1 2-2h2"/><rect x="8" y="2" width="8" height="4" rx="1" ry="1"/></svg></span>Copy</button></div></div></div> <p class="chakra-text css-0"><span><span class="">In this app, the </span></span><code class="css-ljgdxf">FeedPage</code><span><span class=""> component executes a query to fetch a list of </span></span><code class="css-ljgdxf">FeedEntry</code><span><span class=""> objects. The </span></span><code class="css-ljgdxf">EntryInfo</code><span><span class=""> and </span></span><code class="css-ljgdxf">VoteButtons</code><span><span class=""> subcomponents need specific </span><span id="popover-trigger-1" aria-haspopup="dialog" aria-expanded="false" aria-controls="popover-content-1" class="css-154yii">field</span><span/><span class="">s from the enclosing </span></span><code class="css-ljgdxf">FeedEntry</code><span><span class=""> object.</span></span></p> <h3 class="chakra-heading css-bvta0k" id="creating-colocated-fragments"><span><a class="chakra-link css-7i8qdf" href="#creating-colocated-fragments">Creating colocated fragments</a></span></h3> <p class="chakra-text css-0"><span><span class="">A colocated </span><span id="popover-trigger-1" aria-haspopup="dialog" aria-expanded="false" aria-controls="popover-content-1" class="css-154yii">fragment</span><span/><span class=""> is just like any other </span><span id="popover-trigger-1" aria-haspopup="dialog" aria-expanded="false" aria-controls="popover-content-1" class="css-154yii">fragment</span><span/><span class="">, except it's attached to a particular component that uses the </span><span id="popover-trigger-1" aria-haspopup="dialog" aria-expanded="false" aria-controls="popover-content-1" class="css-154yii">fragment</span><span/><span class="">'s </span><span id="popover-trigger-1" aria-haspopup="dialog" aria-expanded="false" aria-controls="popover-content-1" class="css-154yii">field</span><span/><span class="">s. For example, the </span></span><code class="css-ljgdxf">VoteButtons</code><span><span class=""> child component of </span></span><code class="css-ljgdxf">FeedPage</code><span><span class=""> might use the </span><span id="popover-trigger-1" aria-haspopup="dialog" aria-expanded="false" aria-controls="popover-content-1" class="css-154yii">field</span><span/><span class="">s </span></span><code class="css-ljgdxf">score</code><span><span class=""> and </span></span><code class="css-ljgdxf">vote { choice }</code><span><span class=""> from the </span></span><code class="css-ljgdxf">FeedEntry</code><span><span class=""> object:</span></span></p> <div class="css-0"><div class="css-1ni5vfl"><div class="css-wgjz4w"><svg stroke="currentColor" fill="currentColor" stroke-width="0" viewbox="0 0 16 16" height="1em" width="1em" xmlns="http://www.w3.org/2000/svg"><path fill-rule="evenodd" d="M11.354 1.646a.5.5 0 010 .708L5.707 8l5.647 5.646a.5.5 0 01-.708.708l-6-6a.5.5 0 010-.708l6-6a.5.5 0 01.708 0z" clip-rule="evenodd"/></svg></div><div class="css-6wb6l1"><div role="tablist" class="chakra-button__group css-9ahm8"><button type="button" class="chakra-button css-18pfcca" role="tab" aria-selected="true"><span class="chakra-button__icon css-1wh2kri"><svg stroke="currentColor" fill="currentColor" stroke-width="0" role="img" viewbox="0 0 24 24" aria-hidden="true" focusable="false" height="1em" width="1em" xmlns="http://www.w3.org/2000/svg"><title/><path d="M0 0h24v24H0V0zm22.034 18.276c-.175-1.095-.888-2.015-3.003-2.873-.736-.345-1.554-.585-1.797-1.14-.091-.33-.105-.51-.046-.705.15-.646.915-.84 1.515-.66.39.12.75.42.976.9 1.034-.676 1.034-.676 1.755-1.125-.27-.42-.404-.601-.586-.78-.63-.705-1.469-1.065-2.834-1.034l-.705.089c-.676.165-1.32.525-1.71 1.005-1.14 1.291-.811 3.541.569 4.471 1.365 1.02 3.361 1.244 3.616 2.205.24 1.17-.87 1.545-1.966 1.41-.811-.18-1.26-.586-1.755-1.336l-1.83 1.051c.21.48.45.689.81 1.109 1.74 1.756 6.09 1.666 6.871-1.004.029-.09.24-.705.074-1.65l.046.067zm-8.983-7.245h-2.248c0 1.938-.009 3.864-.009 5.805 0 1.232.063 2.363-.138 2.711-.33.689-1.18.601-1.566.48-.396-.196-.597-.466-.83-.855-.063-.105-.11-.196-.127-.196l-1.825 1.125c.305.63.75 1.172 1.324 1.517.855.51 2.004.675 3.207.405.783-.226 1.458-.691 1.811-1.411.51-.93.402-2.07.397-3.346.012-2.054 0-4.109 0-6.179l.004-.056z"/></svg></span>JavaScript</button></div></div><div class="css-d0etnw"><svg stroke="currentColor" fill="currentColor" stroke-width="0" viewbox="0 0 16 16" height="1em" width="1em" xmlns="http://www.w3.org/2000/svg"><path fill-rule="evenodd" d="M4.646 1.646a.5.5 0 01.708 0l6 6a.5.5 0 010 .708l-6 6a.5.5 0 01-.708-.708L10.293 8 4.646 2.354a.5.5 0 010-.708z" clip-rule="evenodd"/></svg></div></div><div style="color:currentColor;background-color:#FCFDFF" class="css-10uovtp"><div class="css-1lxjm3p"><div class="css-1iv52cs">VoteButtons.jsx</div><div class="css-1i3wzr"><pre class="prism-code language-js css-inwjey"><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">1</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token plain">VoteButtons</span><span class="token punctuation" style="color:#5A6270">.</span><span class="token plain">fragments </span><span class="token operator">=</span><span class="token plain"> </span><span class="token punctuation" style="color:#5A6270">{</span><span class="token plain"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">2</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token plain"> </span><span class="token literal-property property" style="color:#c43997">entry</span><span class="token operator">:</span><span class="token plain"> gql</span><span class="token template-string template-punctuation string">`</span><span class="token template-string graphql language-graphql"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">3</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token template-string graphql language-graphql"> </span><span class="token template-string graphql language-graphql keyword" style="color:#3f20ba;background:transparent">fragment</span><span class="token template-string graphql language-graphql"> </span><span class="token template-string graphql language-graphql fragment function" style="color:#c43997">VoteButtonsFragment</span><span class="token template-string graphql language-graphql"> </span><span class="token template-string graphql language-graphql keyword" style="color:#3f20ba;background:transparent">on</span><span class="token template-string graphql language-graphql"> </span><span class="token template-string graphql language-graphql class-name" style="color:#c43997">FeedEntry</span><span class="token template-string graphql language-graphql"> </span><span class="token template-string graphql language-graphql punctuation" style="color:#5A6270">{</span><span class="token template-string graphql language-graphql"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">4</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token template-string graphql language-graphql"> </span><span class="token template-string graphql language-graphql property" style="color:#c43997">score</span><span class="token template-string graphql language-graphql"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">5</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token template-string graphql language-graphql"> </span><span class="token template-string graphql language-graphql object">vote</span><span class="token template-string graphql language-graphql"> </span><span class="token template-string graphql language-graphql punctuation" style="color:#5A6270">{</span><span class="token template-string graphql language-graphql"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">6</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token template-string graphql language-graphql"> </span><span class="token template-string graphql language-graphql property" style="color:#c43997">choice</span><span class="token template-string graphql language-graphql"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">7</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token template-string graphql language-graphql"> </span><span class="token template-string graphql language-graphql punctuation" style="color:#5A6270">}</span><span class="token template-string graphql language-graphql"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">8</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token template-string graphql language-graphql"> </span><span class="token template-string graphql language-graphql punctuation" style="color:#5A6270">}</span><span class="token template-string graphql language-graphql"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">9</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token template-string graphql language-graphql"> </span><span class="token template-string template-punctuation string">`</span><span class="token punctuation" style="color:#5A6270">,</span><span class="token plain"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">10</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token plain"/><span class="token punctuation" style="color:#5A6270">}</span><span class="token punctuation" style="color:#5A6270">;</span></div></div></div></pre></div></div><div role="group" class="chakra-button__group css-1paqdtk"><button type="button" class="chakra-button css-151dby9"><span class="chakra-button__icon css-1wh2kri"><svg stroke="currentColor" fill="none" stroke-width="2" viewbox="0 0 24 24" stroke-linecap="round" stroke-linejoin="round" aria-hidden="true" focusable="false" height="1em" width="1em" xmlns="http://www.w3.org/2000/svg"><path d="M16 4h2a2 2 0 0 1 2 2v14a2 2 0 0 1-2 2H6a2 2 0 0 1-2-2V6a2 2 0 0 1 2-2h2"/><rect x="8" y="2" width="8" height="4" rx="1" ry="1"/></svg></span>Copy</button></div></div></div> <p class="chakra-text css-0"><span><span class="">After you define a </span><span id="popover-trigger-1" aria-haspopup="dialog" aria-expanded="false" aria-controls="popover-content-1" class="css-154yii">fragment</span><span/><span class=""> in a child component, the </span></span><em>parent</em><span><span class=""> component can refer to it in its </span></span><em>own</em><span><span class=""> colocated </span><span id="popover-trigger-1" aria-haspopup="dialog" aria-expanded="false" aria-controls="popover-content-1" class="css-154yii">fragment</span><span/><span class="">s, like so:</span></span></p> <div class="css-0"><div class="css-1ni5vfl"><div class="css-wgjz4w"><svg stroke="currentColor" fill="currentColor" stroke-width="0" viewbox="0 0 16 16" height="1em" width="1em" xmlns="http://www.w3.org/2000/svg"><path fill-rule="evenodd" d="M11.354 1.646a.5.5 0 010 .708L5.707 8l5.647 5.646a.5.5 0 01-.708.708l-6-6a.5.5 0 010-.708l6-6a.5.5 0 01.708 0z" clip-rule="evenodd"/></svg></div><div class="css-6wb6l1"><div role="tablist" class="chakra-button__group css-9ahm8"><button type="button" class="chakra-button css-18pfcca" role="tab" aria-selected="true"><span class="chakra-button__icon css-1wh2kri"><svg stroke="currentColor" fill="currentColor" stroke-width="0" role="img" viewbox="0 0 24 24" aria-hidden="true" focusable="false" height="1em" width="1em" xmlns="http://www.w3.org/2000/svg"><title/><path d="M0 0h24v24H0V0zm22.034 18.276c-.175-1.095-.888-2.015-3.003-2.873-.736-.345-1.554-.585-1.797-1.14-.091-.33-.105-.51-.046-.705.15-.646.915-.84 1.515-.66.39.12.75.42.976.9 1.034-.676 1.034-.676 1.755-1.125-.27-.42-.404-.601-.586-.78-.63-.705-1.469-1.065-2.834-1.034l-.705.089c-.676.165-1.32.525-1.71 1.005-1.14 1.291-.811 3.541.569 4.471 1.365 1.02 3.361 1.244 3.616 2.205.24 1.17-.87 1.545-1.966 1.41-.811-.18-1.26-.586-1.755-1.336l-1.83 1.051c.21.48.45.689.81 1.109 1.74 1.756 6.09 1.666 6.871-1.004.029-.09.24-.705.074-1.65l.046.067zm-8.983-7.245h-2.248c0 1.938-.009 3.864-.009 5.805 0 1.232.063 2.363-.138 2.711-.33.689-1.18.601-1.566.48-.396-.196-.597-.466-.83-.855-.063-.105-.11-.196-.127-.196l-1.825 1.125c.305.63.75 1.172 1.324 1.517.855.51 2.004.675 3.207.405.783-.226 1.458-.691 1.811-1.411.51-.93.402-2.07.397-3.346.012-2.054 0-4.109 0-6.179l.004-.056z"/></svg></span>JavaScript</button></div></div><div class="css-d0etnw"><svg stroke="currentColor" fill="currentColor" stroke-width="0" viewbox="0 0 16 16" height="1em" width="1em" xmlns="http://www.w3.org/2000/svg"><path fill-rule="evenodd" d="M4.646 1.646a.5.5 0 01.708 0l6 6a.5.5 0 010 .708l-6 6a.5.5 0 01-.708-.708L10.293 8 4.646 2.354a.5.5 0 010-.708z" clip-rule="evenodd"/></svg></div></div><div style="color:currentColor;background-color:#FCFDFF" class="css-10uovtp"><div class="css-1lxjm3p"><div class="css-1iv52cs">FeedEntry.jsx</div><div class="css-1i3wzr"><pre class="prism-code language-js css-inwjey"><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">1</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token plain">FeedEntry</span><span class="token punctuation" style="color:#5A6270">.</span><span class="token plain">fragments </span><span class="token operator">=</span><span class="token plain"> </span><span class="token punctuation" style="color:#5A6270">{</span><span class="token plain"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">2</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token plain"> </span><span class="token literal-property property" style="color:#c43997">entry</span><span class="token operator">:</span><span class="token plain"> gql</span><span class="token template-string template-punctuation string">`</span><span class="token template-string graphql language-graphql"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">3</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token template-string graphql language-graphql"> </span><span class="token template-string graphql language-graphql keyword" style="color:#3f20ba;background:transparent">fragment</span><span class="token template-string graphql language-graphql"> </span><span class="token template-string graphql language-graphql fragment function" style="color:#c43997">FeedEntryFragment</span><span class="token template-string graphql language-graphql"> </span><span class="token template-string graphql language-graphql keyword" style="color:#3f20ba;background:transparent">on</span><span class="token template-string graphql language-graphql"> </span><span class="token template-string graphql language-graphql class-name" style="color:#c43997">FeedEntry</span><span class="token template-string graphql language-graphql"> </span><span class="token template-string graphql language-graphql punctuation" style="color:#5A6270">{</span><span class="token template-string graphql language-graphql"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">4</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token template-string graphql language-graphql"> </span><span class="token template-string graphql language-graphql property" style="color:#c43997">commentCount</span><span class="token template-string graphql language-graphql"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">5</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token template-string graphql language-graphql"> </span><span class="token template-string graphql language-graphql object">repository</span><span class="token template-string graphql language-graphql"> </span><span class="token template-string graphql language-graphql punctuation" style="color:#5A6270">{</span><span class="token template-string graphql language-graphql"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">6</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token template-string graphql language-graphql"> </span><span class="token template-string graphql language-graphql property" style="color:#c43997">full_name</span><span class="token template-string graphql language-graphql"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">7</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token template-string graphql language-graphql"> </span><span class="token template-string graphql language-graphql property" style="color:#c43997">html_url</span><span class="token template-string graphql language-graphql"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">8</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token template-string graphql language-graphql"> </span><span class="token template-string graphql language-graphql object">owner</span><span class="token template-string graphql language-graphql"> </span><span class="token template-string graphql language-graphql punctuation" style="color:#5A6270">{</span><span class="token template-string graphql language-graphql"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">9</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token template-string graphql language-graphql"> </span><span class="token template-string graphql language-graphql property" style="color:#c43997">avatar_url</span><span class="token template-string graphql language-graphql"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">10</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token template-string graphql language-graphql"> </span><span class="token template-string graphql language-graphql punctuation" style="color:#5A6270">}</span><span class="token template-string graphql language-graphql"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">11</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token template-string graphql language-graphql"> </span><span class="token template-string graphql language-graphql punctuation" style="color:#5A6270">}</span><span class="token template-string graphql language-graphql"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">12</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token template-string graphql language-graphql"> </span><span class="token template-string graphql language-graphql operator">...</span><span class="token template-string graphql language-graphql fragment function" style="color:#c43997">VoteButtonsFragment</span><span class="token template-string graphql language-graphql"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">13</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token template-string graphql language-graphql"> </span><span class="token template-string graphql language-graphql operator">...</span><span class="token template-string graphql language-graphql fragment function" style="color:#c43997">EntryInfoFragment</span><span class="token template-string graphql language-graphql"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">14</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token template-string graphql language-graphql"> </span><span class="token template-string graphql language-graphql punctuation" style="color:#5A6270">}</span><span class="token template-string graphql language-graphql"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">15</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token template-string graphql language-graphql"> </span><span class="token template-string graphql language-graphql property interpolation interpolation-punctuation punctuation" style="color:#5A6270">${</span><span class="token template-string graphql language-graphql property interpolation" style="color:#c43997">VoteButtons</span><span class="token template-string graphql language-graphql property interpolation punctuation" style="color:#5A6270">.</span><span class="token template-string graphql language-graphql property interpolation" style="color:#c43997">fragments</span><span class="token template-string graphql language-graphql property interpolation punctuation" style="color:#5A6270">.</span><span class="token template-string graphql language-graphql property interpolation" style="color:#c43997">entry</span><span class="token template-string graphql language-graphql property interpolation interpolation-punctuation punctuation" style="color:#5A6270">}</span><span class="token template-string graphql language-graphql"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">16</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token template-string graphql language-graphql"> </span><span class="token template-string graphql language-graphql property interpolation interpolation-punctuation punctuation" style="color:#5A6270">${</span><span class="token template-string graphql language-graphql property interpolation" style="color:#c43997">EntryInfo</span><span class="token template-string graphql language-graphql property interpolation punctuation" style="color:#5A6270">.</span><span class="token template-string graphql language-graphql property interpolation" style="color:#c43997">fragments</span><span class="token template-string graphql language-graphql property interpolation punctuation" style="color:#5A6270">.</span><span class="token template-string graphql language-graphql property interpolation" style="color:#c43997">entry</span><span class="token template-string graphql language-graphql property interpolation interpolation-punctuation punctuation" style="color:#5A6270">}</span><span class="token template-string graphql language-graphql"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">17</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token template-string graphql language-graphql"> </span><span class="token template-string template-punctuation string">`</span><span class="token punctuation" style="color:#5A6270">,</span><span class="token plain"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">18</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token plain"/><span class="token punctuation" style="color:#5A6270">}</span><span class="token punctuation" style="color:#5A6270">;</span></div></div></div></pre></div></div><div role="group" class="chakra-button__group css-1paqdtk"><button type="button" class="chakra-button css-151dby9"><span class="chakra-button__icon css-1wh2kri"><svg stroke="currentColor" fill="none" stroke-width="2" viewbox="0 0 24 24" stroke-linecap="round" stroke-linejoin="round" aria-hidden="true" focusable="false" height="1em" width="1em" xmlns="http://www.w3.org/2000/svg"><path d="M16 4h2a2 2 0 0 1 2 2v14a2 2 0 0 1-2 2H6a2 2 0 0 1-2-2V6a2 2 0 0 1 2-2h2"/><rect x="8" y="2" width="8" height="4" rx="1" ry="1"/></svg></span>Copy</button></div></div></div> <p class="chakra-text css-0"><span><span class="">There's nothing special about the naming of </span></span><code class="css-ljgdxf">VoteButtons.fragments.entry</code><span><span class=""> or </span></span><code class="css-ljgdxf">EntryInfo.fragments.entry</code><span><span class="">. Any naming convention works as long as you can retrieve a component's </span><span id="popover-trigger-1" aria-haspopup="dialog" aria-expanded="false" aria-controls="popover-content-1" class="css-154yii">fragment</span><span/><span class="">s given the component.</span></span></p> <h3 class="chakra-heading css-bvta0k" id="importing-fragments-when-using-webpack"><span><a class="chakra-link css-7i8qdf" href="#importing-fragments-when-using-webpack">Importing fragments when using Webpack</a></span></h3> <p class="chakra-text css-0"><span><span class="">When loading </span></span><code class="css-ljgdxf">.graphql</code><span><span class=""> files with </span></span><a target="_blank" class="chakra-link css-7i8qdf" href="https://github.com/apollographql/graphql-tag/blob/main/loader.js">graphql-tag/loader</a><span><span class="">, we can include </span><span id="popover-trigger-1" aria-haspopup="dialog" aria-expanded="false" aria-controls="popover-content-1" class="css-154yii">fragment</span><span/><span class="">s using </span></span><code class="css-ljgdxf">import</code><span><span class=""> statements. For example:</span></span></p> <div class="css-0"><div class="css-1ni5vfl"><div class="css-wgjz4w"><svg stroke="currentColor" fill="currentColor" stroke-width="0" viewbox="0 0 16 16" height="1em" width="1em" xmlns="http://www.w3.org/2000/svg"><path fill-rule="evenodd" d="M11.354 1.646a.5.5 0 010 .708L5.707 8l5.647 5.646a.5.5 0 01-.708.708l-6-6a.5.5 0 010-.708l6-6a.5.5 0 01.708 0z" clip-rule="evenodd"/></svg></div><div class="css-6wb6l1"><div role="tablist" class="chakra-button__group css-9ahm8"><button type="button" class="chakra-button css-18pfcca" role="tab" aria-selected="true"><span class="chakra-button__icon css-1wh2kri"><svg stroke="currentColor" fill="currentColor" stroke-width="0" role="img" viewbox="0 0 24 24" aria-hidden="true" focusable="false" height="1em" width="1em" xmlns="http://www.w3.org/2000/svg"><title/><path d="M14.051 2.751l4.935 2.85c.816-.859 2.173-.893 3.032-.077.148.14.274.301.377.477.589 1.028.232 2.339-.796 2.928-.174.1-.361.175-.558.223v5.699c1.146.273 1.854 1.423 1.58 2.569-.048.204-.127.4-.232.581-.592 1.023-1.901 1.374-2.927.782-.196-.113-.375-.259-.526-.429l-4.905 2.832c.372 1.124-.238 2.335-1.361 2.706-.217.071-.442.108-.67.108-1.181.001-2.139-.955-2.14-2.136 0-.205.029-.41.088-.609l-4.936-2.847c-.816.854-2.171.887-3.026.07-.854-.816-.886-2.171-.07-3.026.283-.297.646-.506 1.044-.603l.001-5.699c-1.15-.276-1.858-1.433-1.581-2.584.047-.198.123-.389.224-.566.592-1.024 1.902-1.374 2.927-.782.177.101.339.228.48.377l4.938-2.85C9.613 1.612 10.26.423 11.39.088 11.587.029 11.794 0 12 0c1.181-.001 2.139.954 2.14 2.134.001.209-.03.418-.089.617zm-.515.877c-.019.021-.037.039-.058.058l6.461 11.19c.026-.009.056-.016.082-.023V9.146c-1.145-.283-1.842-1.442-1.558-2.588.006-.024.012-.049.019-.072l-4.946-2.858zm-3.015.059l-.06-.06-4.946 2.852c.327 1.135-.327 2.318-1.461 2.645-.026.008-.051.014-.076.021v5.708l.084.023 6.461-11.19-.002.001zm2.076.507c-.39.112-.803.112-1.192 0l-6.46 11.189c.294.283.502.645.6 1.041h12.911c.097-.398.307-.761.603-1.044L12.597 4.194zm.986 16.227l4.913-2.838c-.015-.047-.027-.094-.038-.142H5.542l-.021.083 4.939 2.852c.388-.404.934-.653 1.54-.653.627 0 1.19.269 1.583.698z"/></svg></span>GraphQL</button></div></div><div class="css-d0etnw"><svg stroke="currentColor" fill="currentColor" stroke-width="0" viewbox="0 0 16 16" height="1em" width="1em" xmlns="http://www.w3.org/2000/svg"><path fill-rule="evenodd" d="M4.646 1.646a.5.5 0 01.708 0l6 6a.5.5 0 010 .708l-6 6a.5.5 0 01-.708-.708L10.293 8 4.646 2.354a.5.5 0 010-.708z" clip-rule="evenodd"/></svg></div></div><div style="color:currentColor;background-color:#FCFDFF" class="css-10uovtp"><div class="css-1lxjm3p"><div class="css-1i3wzr"><pre class="prism-code language-graphql css-inwjey"><div class="css-j7glh4"><div aria-hidden="true" class="css-dacbbu">1</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token comment" style="color:#884c1e;font-weight:bold">#import "./someFragment.graphql"</span></div></div></div></pre></div></div><div role="group" class="chakra-button__group css-1paqdtk"><button type="button" class="chakra-button css-151dby9"><span class="chakra-button__icon css-1wh2kri"><svg stroke="currentColor" fill="none" stroke-width="2" viewbox="0 0 24 24" stroke-linecap="round" stroke-linejoin="round" aria-hidden="true" focusable="false" height="1em" width="1em" xmlns="http://www.w3.org/2000/svg"><path d="M16 4h2a2 2 0 0 1 2 2v14a2 2 0 0 1-2 2H6a2 2 0 0 1-2-2V6a2 2 0 0 1 2-2h2"/><rect x="8" y="2" width="8" height="4" rx="1" ry="1"/></svg></span>Copy</button></div></div></div> <p class="chakra-text css-0"><span><span class="">This makes the contents of </span></span><code class="css-ljgdxf">someFragment.graphql</code><span><span class=""> available to the current file. See the </span></span><a class="chakra-link css-7i8qdf" href="/docs/react/integrations/webpack/#fragments">Webpack Fragments</a><span><span class=""> section for additional details.</span></span></p> <h2 class="chakra-heading css-14trtg5" id="using-fragments-with-unions-and-interfaces"><span><a class="chakra-link css-7i8qdf" href="#using-fragments-with-unions-and-interfaces">Using fragments with unions and interfaces</a></span></h2> <p class="chakra-text css-0"><span><span class="">You can define </span><span id="popover-trigger-1" aria-haspopup="dialog" aria-expanded="false" aria-controls="popover-content-1" class="css-154yii">fragment</span><span/><span class="">s on </span></span><a class="chakra-link css-7i8qdf" href="/docs/apollo-server/schema/unions-interfaces/">unions and interfaces</a><span><span class="">.</span></span></p> <p class="chakra-text css-0"><span><span class="">Here's an example of a query that includes three in-line </span><span id="popover-trigger-1" aria-haspopup="dialog" aria-expanded="false" aria-controls="popover-content-1" class="css-154yii">fragment</span><span/><span class="">s:</span></span></p> <div class="css-0"><div class="css-1ni5vfl"><div class="css-wgjz4w"><svg stroke="currentColor" fill="currentColor" stroke-width="0" viewbox="0 0 16 16" height="1em" width="1em" xmlns="http://www.w3.org/2000/svg"><path fill-rule="evenodd" d="M11.354 1.646a.5.5 0 010 .708L5.707 8l5.647 5.646a.5.5 0 01-.708.708l-6-6a.5.5 0 010-.708l6-6a.5.5 0 01.708 0z" clip-rule="evenodd"/></svg></div><div class="css-6wb6l1"><div role="tablist" class="chakra-button__group css-9ahm8"><button type="button" class="chakra-button css-18pfcca" role="tab" aria-selected="true"><span class="chakra-button__icon css-1wh2kri"><svg stroke="currentColor" fill="currentColor" stroke-width="0" role="img" viewbox="0 0 24 24" aria-hidden="true" focusable="false" height="1em" width="1em" xmlns="http://www.w3.org/2000/svg"><title/><path d="M14.051 2.751l4.935 2.85c.816-.859 2.173-.893 3.032-.077.148.14.274.301.377.477.589 1.028.232 2.339-.796 2.928-.174.1-.361.175-.558.223v5.699c1.146.273 1.854 1.423 1.58 2.569-.048.204-.127.4-.232.581-.592 1.023-1.901 1.374-2.927.782-.196-.113-.375-.259-.526-.429l-4.905 2.832c.372 1.124-.238 2.335-1.361 2.706-.217.071-.442.108-.67.108-1.181.001-2.139-.955-2.14-2.136 0-.205.029-.41.088-.609l-4.936-2.847c-.816.854-2.171.887-3.026.07-.854-.816-.886-2.171-.07-3.026.283-.297.646-.506 1.044-.603l.001-5.699c-1.15-.276-1.858-1.433-1.581-2.584.047-.198.123-.389.224-.566.592-1.024 1.902-1.374 2.927-.782.177.101.339.228.48.377l4.938-2.85C9.613 1.612 10.26.423 11.39.088 11.587.029 11.794 0 12 0c1.181-.001 2.139.954 2.14 2.134.001.209-.03.418-.089.617zm-.515.877c-.019.021-.037.039-.058.058l6.461 11.19c.026-.009.056-.016.082-.023V9.146c-1.145-.283-1.842-1.442-1.558-2.588.006-.024.012-.049.019-.072l-4.946-2.858zm-3.015.059l-.06-.06-4.946 2.852c.327 1.135-.327 2.318-1.461 2.645-.026.008-.051.014-.076.021v5.708l.084.023 6.461-11.19-.002.001zm2.076.507c-.39.112-.803.112-1.192 0l-6.46 11.189c.294.283.502.645.6 1.041h12.911c.097-.398.307-.761.603-1.044L12.597 4.194zm.986 16.227l4.913-2.838c-.015-.047-.027-.094-.038-.142H5.542l-.021.083 4.939 2.852c.388-.404.934-.653 1.54-.653.627 0 1.19.269 1.583.698z"/></svg></span>GraphQL</button></div></div><div class="css-d0etnw"><svg stroke="currentColor" fill="currentColor" stroke-width="0" viewbox="0 0 16 16" height="1em" width="1em" xmlns="http://www.w3.org/2000/svg"><path fill-rule="evenodd" d="M4.646 1.646a.5.5 0 01.708 0l6 6a.5.5 0 010 .708l-6 6a.5.5 0 01-.708-.708L10.293 8 4.646 2.354a.5.5 0 010-.708z" clip-rule="evenodd"/></svg></div></div><div style="color:currentColor;background-color:#FCFDFF" class="css-10uovtp"><div class="css-1lxjm3p"><div class="css-1i3wzr"><pre class="prism-code language-graphql css-inwjey"><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">1</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token keyword" style="color:#3f20ba;background:transparent">query</span><span class="token plain"> </span><span class="token definition-query function" style="color:#c43997">AllCharacters</span><span class="token plain"> </span><span class="token punctuation" style="color:#5A6270">{</span><span class="token plain"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">2</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token plain"> </span><span class="token object">all_characters</span><span class="token plain"> </span><span class="token punctuation" style="color:#5A6270">{</span><span class="token plain"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">3</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token plain" style="display:inline-block"> </span></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">4</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token plain"> </span><span class="token operator">...</span><span class="token plain"> </span><span class="token keyword" style="color:#3f20ba;background:transparent">on</span><span class="token plain"> </span><span class="token class-name" style="color:#c43997">Character</span><span class="token plain"> </span><span class="token punctuation" style="color:#5A6270">{</span><span class="token plain"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">5</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token plain"> </span><span class="token property" style="color:#c43997">name</span><span class="token plain"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">6</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token plain"> </span><span class="token punctuation" style="color:#5A6270">}</span><span class="token plain"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">7</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token plain" style="display:inline-block"> </span></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">8</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token plain"> </span><span class="token operator">...</span><span class="token plain"> </span><span class="token keyword" style="color:#3f20ba;background:transparent">on</span><span class="token plain"> </span><span class="token class-name" style="color:#c43997">Jedi</span><span class="token plain"> </span><span class="token punctuation" style="color:#5A6270">{</span><span class="token plain"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">9</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token plain"> </span><span class="token property" style="color:#c43997">side</span><span class="token plain"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">10</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token plain"> </span><span class="token punctuation" style="color:#5A6270">}</span><span class="token plain"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">11</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token plain" style="display:inline-block"> </span></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">12</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token plain"> </span><span class="token operator">...</span><span class="token plain"> </span><span class="token keyword" style="color:#3f20ba;background:transparent">on</span><span class="token plain"> </span><span class="token class-name" style="color:#c43997">Droid</span><span class="token plain"> </span><span class="token punctuation" style="color:#5A6270">{</span><span class="token plain"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">13</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token plain"> </span><span class="token property" style="color:#c43997">model</span><span class="token plain"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">14</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token plain"> </span><span class="token punctuation" style="color:#5A6270">}</span><span class="token plain"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">15</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token plain"> </span><span class="token punctuation" style="color:#5A6270">}</span><span class="token plain"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">16</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token plain"/><span class="token punctuation" style="color:#5A6270">}</span></div></div></div></pre></div></div><div role="group" class="chakra-button__group css-1paqdtk"><button type="button" class="chakra-button css-151dby9"><span class="chakra-button__icon css-1wh2kri"><svg stroke="currentColor" fill="none" stroke-width="2" viewbox="0 0 24 24" stroke-linecap="round" stroke-linejoin="round" aria-hidden="true" focusable="false" height="1em" width="1em" xmlns="http://www.w3.org/2000/svg"><path d="M16 4h2a2 2 0 0 1 2 2v14a2 2 0 0 1-2 2H6a2 2 0 0 1-2-2V6a2 2 0 0 1 2-2h2"/><rect x="8" y="2" width="8" height="4" rx="1" ry="1"/></svg></span>Copy</button></div></div></div> <p class="chakra-text css-0"><span><span class="">The </span></span><code class="css-ljgdxf">all_characters</code><span><span class=""> query above returns a list of </span></span><code class="css-ljgdxf">Character</code><span><span class=""> objects. The </span></span><code class="css-ljgdxf">Character</code><span><span class=""> type is an interface that both the </span></span><code class="css-ljgdxf">Jedi</code><span><span class=""> and </span></span><code class="css-ljgdxf">Droid</code><span><span class=""> types implement. Each item in the list includes a </span></span><code class="css-ljgdxf">side</code><span><span class=""> </span><span id="popover-trigger-1" aria-haspopup="dialog" aria-expanded="false" aria-controls="popover-content-1" class="css-154yii">field</span><span/><span class=""> if it's an object of type </span></span><code class="css-ljgdxf">Jedi</code><span><span class="">, and it includes a </span></span><code class="css-ljgdxf">model</code><span><span class=""> </span><span id="popover-trigger-1" aria-haspopup="dialog" aria-expanded="false" aria-controls="popover-content-1" class="css-154yii">field</span><span/><span class=""> if it's of type </span></span><code class="css-ljgdxf">Droid</code><span><span class="">.</span></span></p> <p class="chakra-text css-0"><strong>However</strong><span><span class="">, for this query to work, your client needs to understand the polymorphic relationship between the </span></span><code class="css-ljgdxf">Character</code><span><span class=""> interface and the types that implement it. To inform the client about these relationships, you can pass a </span></span><code class="css-ljgdxf">possibleTypes</code><span><span class=""> option when you initialize your </span></span><code class="css-ljgdxf">InMemoryCache</code><span><span class="">.</span></span></p> <h3 class="chakra-heading css-bvta0k" id="defining-possibletypes-manually"><span><a class="chakra-link css-7i8qdf" href="#defining-possibletypes-manually">Defining <code class="css-ljgdxf">possibleTypes</code> manually</a></span></h3> </span></span><p class="chakra-text css-0"><span><span class="">The </span></span><code class="css-ljgdxf">possibleTypes</code><span><span class=""> option is available in Apollo Client 3.0 and later.</span></span></p><span><span class=""> <p class="chakra-text css-0"><span><span class="">You can pass a </span></span><code class="css-ljgdxf">possibleTypes</code><span><span class=""> option to the </span></span><code class="css-ljgdxf">InMemoryCache</code><span><span class=""> constructor to specify supertype-subtype relationships in your </span><span id="popover-trigger-1" aria-haspopup="dialog" aria-expanded="false" aria-controls="popover-content-1" class="css-154yii">schema</span><span/><span class="">. This object maps the name of an interface or union type (the supertype) to the types that implement or belong to it (the subtypes).</span></span></p> <p class="chakra-text css-0"><span><span class="">Here's an example </span></span><code class="css-ljgdxf">possibleTypes</code><span><span class=""> declaration:</span></span></p> <div class="css-0"><div class="css-1ni5vfl"><div class="css-wgjz4w"><svg stroke="currentColor" fill="currentColor" stroke-width="0" viewbox="0 0 16 16" height="1em" width="1em" xmlns="http://www.w3.org/2000/svg"><path fill-rule="evenodd" d="M11.354 1.646a.5.5 0 010 .708L5.707 8l5.647 5.646a.5.5 0 01-.708.708l-6-6a.5.5 0 010-.708l6-6a.5.5 0 01.708 0z" clip-rule="evenodd"/></svg></div><div class="css-6wb6l1"><div role="tablist" class="chakra-button__group css-9ahm8"><button type="button" class="chakra-button css-18pfcca" role="tab" aria-selected="true"><span class="chakra-button__icon css-1wh2kri"><svg stroke="currentColor" fill="currentColor" stroke-width="0" role="img" viewbox="0 0 24 24" aria-hidden="true" focusable="false" height="1em" width="1em" xmlns="http://www.w3.org/2000/svg"><title/><path d="M0 12v12h24V0H0zm19.341-.956c.61.152 1.074.423 1.501.865.221.236.549.666.575.77.008.03-1.036.73-1.668 1.123-.023.015-.115-.084-.217-.236-.31-.45-.633-.644-1.128-.678-.728-.05-1.196.331-1.192.967a.88.88 0 0 0 .102.45c.16.331.458.53 1.39.933 1.719.74 2.454 1.227 2.911 1.92.51.773.625 2.008.278 2.926-.38.998-1.325 1.676-2.655 1.9-.411.073-1.386.062-1.828-.018-.964-.172-1.878-.648-2.442-1.273-.221-.243-.652-.88-.625-.925.011-.016.11-.077.22-.141.108-.061.511-.294.892-.515l.69-.4.145.214c.202.308.643.731.91.872.766.404 1.817.347 2.335-.118a.883.883 0 0 0 .313-.72c0-.278-.035-.4-.18-.61-.186-.266-.567-.49-1.649-.96-1.238-.533-1.771-.864-2.259-1.39a3.165 3.165 0 0 1-.659-1.2c-.091-.339-.114-1.189-.042-1.531.255-1.197 1.158-2.03 2.461-2.278.423-.08 1.406-.05 1.821.053zm-5.634 1.002l.008.983H10.59v8.876H8.38v-8.876H5.258v-.964c0-.534.011-.98.026-.99.012-.016 1.913-.024 4.217-.02l4.195.012z"/></svg></span>TypeScript</button></div></div><div class="css-d0etnw"><svg stroke="currentColor" fill="currentColor" stroke-width="0" viewbox="0 0 16 16" height="1em" width="1em" xmlns="http://www.w3.org/2000/svg"><path fill-rule="evenodd" d="M4.646 1.646a.5.5 0 01.708 0l6 6a.5.5 0 010 .708l-6 6a.5.5 0 01-.708-.708L10.293 8 4.646 2.354a.5.5 0 010-.708z" clip-rule="evenodd"/></svg></div></div><div style="color:currentColor;background-color:#FCFDFF" class="css-10uovtp"><div class="css-1lxjm3p"><div class="css-1i3wzr"><pre class="prism-code language-ts css-inwjey"><div class="css-j7glh4"><div aria-hidden="true" class="css-dacbbu">1</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token keyword" style="color:#3f20ba;background:transparent">const</span><span class="token plain"> cache </span><span class="token operator">=</span><span class="token plain"> </span><span class="token keyword" style="color:#3f20ba;background:transparent">new</span><span class="token plain"> </span><span class="token class-name" style="color:#c43997">InMemoryCache</span><span class="token punctuation" style="color:#5A6270">(</span><span class="token punctuation" style="color:#5A6270">{</span><span class="token plain"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-dacbbu">2</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token plain"> possibleTypes</span><span class="token operator">:</span><span class="token plain"> </span><span class="token punctuation" style="color:#5A6270">{</span><span class="token plain"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-dacbbu">3</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token plain"> Character</span><span class="token operator">:</span><span class="token plain"> </span><span class="token punctuation" style="color:#5A6270">[</span><span class="token string">"Jedi"</span><span class="token punctuation" style="color:#5A6270">,</span><span class="token plain"> </span><span class="token string">"Droid"</span><span class="token punctuation" style="color:#5A6270">]</span><span class="token punctuation" style="color:#5A6270">,</span><span class="token plain"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-dacbbu">4</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token plain"> Test</span><span class="token operator">:</span><span class="token plain"> </span><span class="token punctuation" style="color:#5A6270">[</span><span class="token string">"PassingTest"</span><span class="token punctuation" style="color:#5A6270">,</span><span class="token plain"> </span><span class="token string">"FailingTest"</span><span class="token punctuation" style="color:#5A6270">,</span><span class="token plain"> </span><span class="token string">"SkippedTest"</span><span class="token punctuation" style="color:#5A6270">]</span><span class="token punctuation" style="color:#5A6270">,</span><span class="token plain"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-dacbbu">5</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token plain"> Snake</span><span class="token operator">:</span><span class="token plain"> </span><span class="token punctuation" style="color:#5A6270">[</span><span class="token string">"Viper"</span><span class="token punctuation" style="color:#5A6270">,</span><span class="token plain"> </span><span class="token string">"Python"</span><span class="token punctuation" style="color:#5A6270">]</span><span class="token punctuation" style="color:#5A6270">,</span><span class="token plain"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-dacbbu">6</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token plain"> </span><span class="token punctuation" style="color:#5A6270">}</span><span class="token punctuation" style="color:#5A6270">,</span><span class="token plain"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-dacbbu">7</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token plain"/><span class="token punctuation" style="color:#5A6270">}</span><span class="token punctuation" style="color:#5A6270">)</span><span class="token punctuation" style="color:#5A6270">;</span></div></div></div></pre></div></div><div role="group" class="chakra-button__group css-1paqdtk"><button type="button" class="chakra-button css-151dby9"><span class="chakra-button__icon css-1wh2kri"><svg stroke="currentColor" fill="none" stroke-width="2" viewbox="0 0 24 24" stroke-linecap="round" stroke-linejoin="round" aria-hidden="true" focusable="false" height="1em" width="1em" xmlns="http://www.w3.org/2000/svg"><path d="M16 4h2a2 2 0 0 1 2 2v14a2 2 0 0 1-2 2H6a2 2 0 0 1-2-2V6a2 2 0 0 1 2-2h2"/><rect x="8" y="2" width="8" height="4" rx="1" ry="1"/></svg></span>Copy</button></div></div></div> <p class="chakra-text css-0"><span><span class="">This example lists three interfaces (</span></span><code class="css-ljgdxf">Character</code><span><span class="">, </span></span><code class="css-ljgdxf">Test</code><span><span class="">, and </span></span><code class="css-ljgdxf">Snake</code><span><span class="">) and the </span><span id="popover-trigger-1" aria-haspopup="dialog" aria-expanded="false" aria-controls="popover-content-1" class="css-154yii">object type</span><span/><span class="">s that implement them.</span></span></p> <p class="chakra-text css-0"><span><span class="">If your </span><span id="popover-trigger-1" aria-haspopup="dialog" aria-expanded="false" aria-controls="popover-content-1" class="css-154yii">schema</span><span/><span class=""> includes only a few unions and interfaces, you can probably specify your </span></span><code class="css-ljgdxf">possibleTypes</code><span><span class=""> manually without issue. However, as your </span><span id="popover-trigger-1" aria-haspopup="dialog" aria-expanded="false" aria-controls="popover-content-1" class="css-154yii">schema</span><span/><span class=""> grows in size and complexity, you should consider </span></span><a class="chakra-link css-7i8qdf" href="#generating-possibletypes-automatically">generating <code class="css-ljgdxf">possibleTypes</code> automatically from your schema</a><span><span class="">.</span></span></p> <h3 class="chakra-heading css-bvta0k" id="generating-possibletypes-automatically"><span><a class="chakra-link css-7i8qdf" href="#generating-possibletypes-automatically">Generating <code class="css-ljgdxf">possibleTypes</code> automatically</a></span></h3> <p class="chakra-text css-0"><span><span class="">The following example script translates a GraphQL </span><span id="popover-trigger-1" aria-haspopup="dialog" aria-expanded="false" aria-controls="popover-content-1" class="css-154yii">introspection</span><span/><span class=""> query into a </span></span><code class="css-ljgdxf">possibleTypes</code><span><span class=""> configuration object:</span></span></p> <div class="css-0"><div class="css-1ni5vfl"><div class="css-wgjz4w"><svg stroke="currentColor" fill="currentColor" stroke-width="0" viewbox="0 0 16 16" height="1em" width="1em" xmlns="http://www.w3.org/2000/svg"><path fill-rule="evenodd" d="M11.354 1.646a.5.5 0 010 .708L5.707 8l5.647 5.646a.5.5 0 01-.708.708l-6-6a.5.5 0 010-.708l6-6a.5.5 0 01.708 0z" clip-rule="evenodd"/></svg></div><div class="css-6wb6l1"><div role="tablist" class="chakra-button__group css-9ahm8"><button type="button" class="chakra-button css-18pfcca" role="tab" aria-selected="true"><span class="chakra-button__icon css-1wh2kri"><svg stroke="currentColor" fill="currentColor" stroke-width="0" role="img" viewbox="0 0 24 24" aria-hidden="true" focusable="false" height="1em" width="1em" xmlns="http://www.w3.org/2000/svg"><title/><path d="M0 0h24v24H0V0zm22.034 18.276c-.175-1.095-.888-2.015-3.003-2.873-.736-.345-1.554-.585-1.797-1.14-.091-.33-.105-.51-.046-.705.15-.646.915-.84 1.515-.66.39.12.75.42.976.9 1.034-.676 1.034-.676 1.755-1.125-.27-.42-.404-.601-.586-.78-.63-.705-1.469-1.065-2.834-1.034l-.705.089c-.676.165-1.32.525-1.71 1.005-1.14 1.291-.811 3.541.569 4.471 1.365 1.02 3.361 1.244 3.616 2.205.24 1.17-.87 1.545-1.966 1.41-.811-.18-1.26-.586-1.755-1.336l-1.83 1.051c.21.48.45.689.81 1.109 1.74 1.756 6.09 1.666 6.871-1.004.029-.09.24-.705.074-1.65l.046.067zm-8.983-7.245h-2.248c0 1.938-.009 3.864-.009 5.805 0 1.232.063 2.363-.138 2.711-.33.689-1.18.601-1.566.48-.396-.196-.597-.466-.83-.855-.063-.105-.11-.196-.127-.196l-1.825 1.125c.305.63.75 1.172 1.324 1.517.855.51 2.004.675 3.207.405.783-.226 1.458-.691 1.811-1.411.51-.93.402-2.07.397-3.346.012-2.054 0-4.109 0-6.179l.004-.056z"/></svg></span>JavaScript</button></div></div><div class="css-d0etnw"><svg stroke="currentColor" fill="currentColor" stroke-width="0" viewbox="0 0 16 16" height="1em" width="1em" xmlns="http://www.w3.org/2000/svg"><path fill-rule="evenodd" d="M4.646 1.646a.5.5 0 01.708 0l6 6a.5.5 0 010 .708l-6 6a.5.5 0 01-.708-.708L10.293 8 4.646 2.354a.5.5 0 010-.708z" clip-rule="evenodd"/></svg></div></div><div style="color:currentColor;background-color:#FCFDFF" class="css-10uovtp"><div class="css-1lxjm3p"><div class="css-1i3wzr"><pre class="prism-code language-js css-inwjey"><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">1</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token keyword" style="color:#3f20ba;background:transparent">const</span><span class="token plain"> fetch </span><span class="token operator">=</span><span class="token plain"> </span><span class="token function" style="color:#c43997">require</span><span class="token punctuation" style="color:#5A6270">(</span><span class="token string">'cross-fetch'</span><span class="token punctuation" style="color:#5A6270">)</span><span class="token punctuation" style="color:#5A6270">;</span><span class="token plain"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">2</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token plain"/><span class="token keyword" style="color:#3f20ba;background:transparent">const</span><span class="token plain"> fs </span><span class="token operator">=</span><span class="token plain"> </span><span class="token function" style="color:#c43997">require</span><span class="token punctuation" style="color:#5A6270">(</span><span class="token string">'fs'</span><span class="token punctuation" style="color:#5A6270">)</span><span class="token punctuation" style="color:#5A6270">;</span><span class="token plain"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">3</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token plain" style="display:inline-block"> </span></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">4</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token plain"/><span class="token function" style="color:#c43997">fetch</span><span class="token punctuation" style="color:#5A6270">(</span><span class="token template-string template-punctuation string">`</span><span class="token template-string interpolation interpolation-punctuation punctuation" style="color:#5A6270">${</span><span class="token template-string interpolation constant" style="color:#c43997">YOUR_API_HOST</span><span class="token template-string interpolation interpolation-punctuation punctuation" style="color:#5A6270">}</span><span class="token template-string string">/graphql</span><span class="token template-string template-punctuation string">`</span><span class="token punctuation" style="color:#5A6270">,</span><span class="token plain"> </span><span class="token punctuation" style="color:#5A6270">{</span><span class="token plain"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">5</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token plain"> </span><span class="token literal-property property" style="color:#c43997">method</span><span class="token operator">:</span><span class="token plain"> </span><span class="token string">'POST'</span><span class="token punctuation" style="color:#5A6270">,</span><span class="token plain"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">6</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token plain"> </span><span class="token literal-property property" style="color:#c43997">headers</span><span class="token operator">:</span><span class="token plain"> </span><span class="token punctuation" style="color:#5A6270">{</span><span class="token plain"> </span><span class="token string-property property" style="color:#c43997">'Content-Type'</span><span class="token operator">:</span><span class="token plain"> </span><span class="token string">'application/json'</span><span class="token plain"> </span><span class="token punctuation" style="color:#5A6270">}</span><span class="token punctuation" style="color:#5A6270">,</span><span class="token plain"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">7</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token plain"> </span><span class="token literal-property property" style="color:#c43997">body</span><span class="token operator">:</span><span class="token plain"> </span><span class="token constant" style="color:#c43997">JSON</span><span class="token punctuation" style="color:#5A6270">.</span><span class="token function" style="color:#c43997">stringify</span><span class="token punctuation" style="color:#5A6270">(</span><span class="token punctuation" style="color:#5A6270">{</span><span class="token plain"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">8</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token plain"> </span><span class="token literal-property property" style="color:#c43997">variables</span><span class="token operator">:</span><span class="token plain"> </span><span class="token punctuation" style="color:#5A6270">{</span><span class="token punctuation" style="color:#5A6270">}</span><span class="token punctuation" style="color:#5A6270">,</span><span class="token plain"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">9</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token plain"> </span><span class="token literal-property property" style="color:#c43997">query</span><span class="token operator">:</span><span class="token plain"> </span><span class="token template-string template-punctuation string">`</span><span class="token template-string string"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">10</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token template-string string"> {</span></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">11</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token template-string string"> __schema {</span></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">12</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token template-string string"> types {</span></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">13</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token template-string string"> kind</span></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">14</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token template-string string"> name</span></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">15</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token template-string string"> possibleTypes {</span></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">16</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token template-string string"> name</span></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">17</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token template-string string"> }</span></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">18</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token template-string string"> }</span></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">19</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token template-string string"> }</span></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">20</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token template-string string"> }</span></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">21</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token template-string string"> </span><span class="token template-string template-punctuation string">`</span><span class="token punctuation" style="color:#5A6270">,</span><span class="token plain"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">22</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token plain"> </span><span class="token punctuation" style="color:#5A6270">}</span><span class="token punctuation" style="color:#5A6270">)</span><span class="token punctuation" style="color:#5A6270">,</span><span class="token plain"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">23</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token plain"/><span class="token punctuation" style="color:#5A6270">}</span><span class="token punctuation" style="color:#5A6270">)</span><span class="token punctuation" style="color:#5A6270">.</span><span class="token function" style="color:#c43997">then</span><span class="token punctuation" style="color:#5A6270">(</span><span class="token parameter">result</span><span class="token plain"> </span><span class="token operator">=&gt;</span><span class="token plain"> result</span><span class="token punctuation" style="color:#5A6270">.</span><span class="token function" style="color:#c43997">json</span><span class="token punctuation" style="color:#5A6270">(</span><span class="token punctuation" style="color:#5A6270">)</span><span class="token punctuation" style="color:#5A6270">)</span><span class="token plain"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">24</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token plain"> </span><span class="token punctuation" style="color:#5A6270">.</span><span class="token function" style="color:#c43997">then</span><span class="token punctuation" style="color:#5A6270">(</span><span class="token parameter">result</span><span class="token plain"> </span><span class="token operator">=&gt;</span><span class="token plain"> </span><span class="token punctuation" style="color:#5A6270">{</span><span class="token plain"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">25</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token plain"> </span><span class="token keyword" style="color:#3f20ba;background:transparent">const</span><span class="token plain"> possibleTypes </span><span class="token operator">=</span><span class="token plain"> </span><span class="token punctuation" style="color:#5A6270">{</span><span class="token punctuation" style="color:#5A6270">}</span><span class="token punctuation" style="color:#5A6270">;</span><span class="token plain"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">26</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token plain" style="display:inline-block"> </span></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">27</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token plain"> result</span><span class="token punctuation" style="color:#5A6270">.</span><span class="token plain">data</span><span class="token punctuation" style="color:#5A6270">.</span><span class="token plain">__schema</span><span class="token punctuation" style="color:#5A6270">.</span><span class="token plain">types</span><span class="token punctuation" style="color:#5A6270">.</span><span class="token function" style="color:#c43997">forEach</span><span class="token punctuation" style="color:#5A6270">(</span><span class="token parameter">supertype</span><span class="token plain"> </span><span class="token operator">=&gt;</span><span class="token plain"> </span><span class="token punctuation" style="color:#5A6270">{</span><span class="token plain"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">28</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token plain"> </span><span class="token keyword" style="color:#3f20ba;background:transparent">if</span><span class="token plain"> </span><span class="token punctuation" style="color:#5A6270">(</span><span class="token plain">supertype</span><span class="token punctuation" style="color:#5A6270">.</span><span class="token plain">possibleTypes</span><span class="token punctuation" style="color:#5A6270">)</span><span class="token plain"> </span><span class="token punctuation" style="color:#5A6270">{</span><span class="token plain"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">29</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token plain"> possibleTypes</span><span class="token punctuation" style="color:#5A6270">[</span><span class="token plain">supertype</span><span class="token punctuation" style="color:#5A6270">.</span><span class="token plain">name</span><span class="token punctuation" style="color:#5A6270">]</span><span class="token plain"> </span><span class="token operator">=</span><span class="token plain"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">30</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token plain"> supertype</span><span class="token punctuation" style="color:#5A6270">.</span><span class="token plain">possibleTypes</span><span class="token punctuation" style="color:#5A6270">.</span><span class="token function" style="color:#c43997">map</span><span class="token punctuation" style="color:#5A6270">(</span><span class="token parameter">subtype</span><span class="token plain"> </span><span class="token operator">=&gt;</span><span class="token plain"> subtype</span><span class="token punctuation" style="color:#5A6270">.</span><span class="token plain">name</span><span class="token punctuation" style="color:#5A6270">)</span><span class="token punctuation" style="color:#5A6270">;</span><span class="token plain"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">31</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token plain"> </span><span class="token punctuation" style="color:#5A6270">}</span><span class="token plain"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">32</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token plain"> </span><span class="token punctuation" style="color:#5A6270">}</span><span class="token punctuation" style="color:#5A6270">)</span><span class="token punctuation" style="color:#5A6270">;</span><span class="token plain"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">33</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token plain" style="display:inline-block"> </span></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">34</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token plain"> fs</span><span class="token punctuation" style="color:#5A6270">.</span><span class="token function" style="color:#c43997">writeFile</span><span class="token punctuation" style="color:#5A6270">(</span><span class="token string">'./possibleTypes.json'</span><span class="token punctuation" style="color:#5A6270">,</span><span class="token plain"> </span><span class="token constant" style="color:#c43997">JSON</span><span class="token punctuation" style="color:#5A6270">.</span><span class="token function" style="color:#c43997">stringify</span><span class="token punctuation" style="color:#5A6270">(</span><span class="token plain">possibleTypes</span><span class="token punctuation" style="color:#5A6270">)</span><span class="token punctuation" style="color:#5A6270">,</span><span class="token plain"> </span><span class="token parameter">err</span><span class="token plain"> </span><span class="token operator">=&gt;</span><span class="token plain"> </span><span class="token punctuation" style="color:#5A6270">{</span><span class="token plain"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">35</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token plain"> </span><span class="token keyword" style="color:#3f20ba;background:transparent">if</span><span class="token plain"> </span><span class="token punctuation" style="color:#5A6270">(</span><span class="token plain">err</span><span class="token punctuation" style="color:#5A6270">)</span><span class="token plain"> </span><span class="token punctuation" style="color:#5A6270">{</span><span class="token plain"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">36</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token plain"> console</span><span class="token punctuation" style="color:#5A6270">.</span><span class="token function" style="color:#c43997">error</span><span class="token punctuation" style="color:#5A6270">(</span><span class="token string">'Error writing possibleTypes.json'</span><span class="token punctuation" style="color:#5A6270">,</span><span class="token plain"> err</span><span class="token punctuation" style="color:#5A6270">)</span><span class="token punctuation" style="color:#5A6270">;</span><span class="token plain"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">37</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token plain"> </span><span class="token punctuation" style="color:#5A6270">}</span><span class="token plain"> </span><span class="token keyword" style="color:#3f20ba;background:transparent">else</span><span class="token plain"> </span><span class="token punctuation" style="color:#5A6270">{</span><span class="token plain"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">38</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token plain"> console</span><span class="token punctuation" style="color:#5A6270">.</span><span class="token function" style="color:#c43997">log</span><span class="token punctuation" style="color:#5A6270">(</span><span class="token string">'Fragment types successfully extracted!'</span><span class="token punctuation" style="color:#5A6270">)</span><span class="token punctuation" style="color:#5A6270">;</span><span class="token plain"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">39</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token plain"> </span><span class="token punctuation" style="color:#5A6270">}</span><span class="token plain"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">40</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token plain"> </span><span class="token punctuation" style="color:#5A6270">}</span><span class="token punctuation" style="color:#5A6270">)</span><span class="token punctuation" style="color:#5A6270">;</span><span class="token plain"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">41</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token plain"> </span><span class="token punctuation" style="color:#5A6270">}</span><span class="token punctuation" style="color:#5A6270">)</span><span class="token punctuation" style="color:#5A6270">;</span></div></div></div></pre></div></div><div role="group" class="chakra-button__group css-1paqdtk"><button type="button" class="chakra-button css-151dby9"><span class="chakra-button__icon css-1wh2kri"><svg stroke="currentColor" fill="none" stroke-width="2" viewbox="0 0 24 24" stroke-linecap="round" stroke-linejoin="round" aria-hidden="true" focusable="false" height="1em" width="1em" xmlns="http://www.w3.org/2000/svg"><path d="M16 4h2a2 2 0 0 1 2 2v14a2 2 0 0 1-2 2H6a2 2 0 0 1-2-2V6a2 2 0 0 1 2-2h2"/><rect x="8" y="2" width="8" height="4" rx="1" ry="1"/></svg></span>Copy</button></div></div></div> <p class="chakra-text css-0"><span><span class="">You can then </span></span><code class="css-ljgdxf">import</code><span><span class=""> the generated </span></span><code class="css-ljgdxf">possibleTypes</code><span><span class=""> JSON module into the file where you create your </span></span><code class="css-ljgdxf">InMemoryCache</code><span><span class="">:</span></span></p> <div class="css-0"><div class="css-1ni5vfl"><div class="css-wgjz4w"><svg stroke="currentColor" fill="currentColor" stroke-width="0" viewbox="0 0 16 16" height="1em" width="1em" xmlns="http://www.w3.org/2000/svg"><path fill-rule="evenodd" d="M11.354 1.646a.5.5 0 010 .708L5.707 8l5.647 5.646a.5.5 0 01-.708.708l-6-6a.5.5 0 010-.708l6-6a.5.5 0 01.708 0z" clip-rule="evenodd"/></svg></div><div class="css-6wb6l1"><div role="tablist" class="chakra-button__group css-9ahm8"><button type="button" class="chakra-button css-18pfcca" role="tab" aria-selected="true"><span class="chakra-button__icon css-1wh2kri"><svg stroke="currentColor" fill="currentColor" stroke-width="0" role="img" viewbox="0 0 24 24" aria-hidden="true" focusable="false" height="1em" width="1em" xmlns="http://www.w3.org/2000/svg"><title/><path d="M0 12v12h24V0H0zm19.341-.956c.61.152 1.074.423 1.501.865.221.236.549.666.575.77.008.03-1.036.73-1.668 1.123-.023.015-.115-.084-.217-.236-.31-.45-.633-.644-1.128-.678-.728-.05-1.196.331-1.192.967a.88.88 0 0 0 .102.45c.16.331.458.53 1.39.933 1.719.74 2.454 1.227 2.911 1.92.51.773.625 2.008.278 2.926-.38.998-1.325 1.676-2.655 1.9-.411.073-1.386.062-1.828-.018-.964-.172-1.878-.648-2.442-1.273-.221-.243-.652-.88-.625-.925.011-.016.11-.077.22-.141.108-.061.511-.294.892-.515l.69-.4.145.214c.202.308.643.731.91.872.766.404 1.817.347 2.335-.118a.883.883 0 0 0 .313-.72c0-.278-.035-.4-.18-.61-.186-.266-.567-.49-1.649-.96-1.238-.533-1.771-.864-2.259-1.39a3.165 3.165 0 0 1-.659-1.2c-.091-.339-.114-1.189-.042-1.531.255-1.197 1.158-2.03 2.461-2.278.423-.08 1.406-.05 1.821.053zm-5.634 1.002l.008.983H10.59v8.876H8.38v-8.876H5.258v-.964c0-.534.011-.98.026-.99.012-.016 1.913-.024 4.217-.02l4.195.012z"/></svg></span>TypeScript</button></div></div><div class="css-d0etnw"><svg stroke="currentColor" fill="currentColor" stroke-width="0" viewbox="0 0 16 16" height="1em" width="1em" xmlns="http://www.w3.org/2000/svg"><path fill-rule="evenodd" d="M4.646 1.646a.5.5 0 01.708 0l6 6a.5.5 0 010 .708l-6 6a.5.5 0 01-.708-.708L10.293 8 4.646 2.354a.5.5 0 010-.708z" clip-rule="evenodd"/></svg></div></div><div style="color:currentColor;background-color:#FCFDFF" class="css-10uovtp"><div class="css-1lxjm3p"><div class="css-1i3wzr"><pre class="prism-code language-ts css-inwjey"><div class="css-j7glh4"><div aria-hidden="true" class="css-dacbbu">1</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token keyword" style="color:#3f20ba;background:transparent">import</span><span class="token plain"> possibleTypes </span><span class="token keyword" style="color:#3f20ba;background:transparent">from</span><span class="token plain"> </span><span class="token string">'./path/to/possibleTypes.json'</span><span class="token punctuation" style="color:#5A6270">;</span><span class="token plain"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-dacbbu">2</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token plain" style="display:inline-block"> </span></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-dacbbu">3</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token plain"/><span class="token keyword" style="color:#3f20ba;background:transparent">const</span><span class="token plain"> cache </span><span class="token operator">=</span><span class="token plain"> </span><span class="token keyword" style="color:#3f20ba;background:transparent">new</span><span class="token plain"> </span><span class="token class-name" style="color:#c43997">InMemoryCache</span><span class="token punctuation" style="color:#5A6270">(</span><span class="token punctuation" style="color:#5A6270">{</span><span class="token plain"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-dacbbu">4</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token plain"> possibleTypes</span><span class="token punctuation" style="color:#5A6270">,</span><span class="token plain"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-dacbbu">5</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token plain"/><span class="token punctuation" style="color:#5A6270">}</span><span class="token punctuation" style="color:#5A6270">)</span><span class="token punctuation" style="color:#5A6270">;</span></div></div></div></pre></div></div><div role="group" class="chakra-button__group css-1paqdtk"><button type="button" class="chakra-button css-151dby9"><span class="chakra-button__icon css-1wh2kri"><svg stroke="currentColor" fill="none" stroke-width="2" viewbox="0 0 24 24" stroke-linecap="round" stroke-linejoin="round" aria-hidden="true" focusable="false" height="1em" width="1em" xmlns="http://www.w3.org/2000/svg"><path d="M16 4h2a2 2 0 0 1 2 2v14a2 2 0 0 1-2 2H6a2 2 0 0 1-2-2V6a2 2 0 0 1 2-2h2"/><rect x="8" y="2" width="8" height="4" rx="1" ry="1"/></svg></span>Copy</button></div></div></div> <h2 class="chakra-heading css-14trtg5" id="usefragment"><span><a class="chakra-link css-7i8qdf" href="#usefragment"><code class="css-ljgdxf">useFragment</code></a></span></h2> <p class="chakra-text css-0"><span><span class="">The </span></span><code class="css-ljgdxf">useFragment</code><span><span class=""> hook represents a lightweight live binding into the Apollo Client Cache. It enables Apollo Client to broadcast specific </span><span id="popover-trigger-1" aria-haspopup="dialog" aria-expanded="false" aria-controls="popover-content-1" class="css-154yii">fragment</span><span/><span class=""> results to individual components. This hook returns an always-up-to-date view of whatever data the cache currently contains for a given </span><span id="popover-trigger-1" aria-haspopup="dialog" aria-expanded="false" aria-controls="popover-content-1" class="css-154yii">fragment</span><span/><span class="">. </span></span><code class="css-ljgdxf">useFragment</code><span><span class=""> never triggers network requests of its own.</span></span></p> <p class="chakra-text css-0"><strong>The <code class="css-ljgdxf">useQuery</code> hook remains the primary hook responsible for querying and populating data in the cache</strong><span><span class=""> (</span></span><a class="chakra-link css-7i8qdf" href="/docs/react/data/hooks#usequery">see the API reference</a><span><span class="">). As a result, the component reading the </span><span id="popover-trigger-1" aria-haspopup="dialog" aria-expanded="false" aria-controls="popover-content-1" class="css-154yii">fragment</span><span/><span class=""> data via </span></span><code class="css-ljgdxf">useFragment</code><span><span class=""> is still subscribed to all changes in the query data, but receives updates only when that </span><span id="popover-trigger-1" aria-haspopup="dialog" aria-expanded="false" aria-controls="popover-content-1" class="css-154yii">fragment</span><span/><span class="">'s specific data change.</span></span></p> </span></span><p class="chakra-text css-0"><strong>Note</strong><span><span class="">: this hook was introduced in </span></span><code class="css-ljgdxf">3.7.0</code><span><span class=""> as experimental but stabilized in </span></span><code class="css-ljgdxf">3.8.0</code><span><span class="">. In </span></span><code class="css-ljgdxf">3.7.x</code><span><span class=""> and </span></span><code class="css-ljgdxf">3.8.0-alpha.x</code><span><span class=""> releases, this hook is exported as </span></span><code class="css-ljgdxf">useFragment_experimental</code><span><span class="">. Starting with </span></span><code class="css-ljgdxf">3.8.0-beta.0</code><span><span class=""> and greater the </span></span><code class="css-ljgdxf">_experimental</code><span><span class=""> suffix was removed in its named export.</span></span></p><span><span class=""> <h3 class="chakra-heading css-bvta0k" id="example"><span><a class="chakra-link css-7i8qdf" href="#example">Example</a></span></h3> <p class="chakra-text css-0"><span><span class="">Given the following </span><span id="popover-trigger-1" aria-haspopup="dialog" aria-expanded="false" aria-controls="popover-content-1" class="css-154yii">fragment</span><span/><span class=""> definition:</span></span></p> <div class="css-0"><div class="css-1ni5vfl"><div class="css-wgjz4w"><svg stroke="currentColor" fill="currentColor" stroke-width="0" viewbox="0 0 16 16" height="1em" width="1em" xmlns="http://www.w3.org/2000/svg"><path fill-rule="evenodd" d="M11.354 1.646a.5.5 0 010 .708L5.707 8l5.647 5.646a.5.5 0 01-.708.708l-6-6a.5.5 0 010-.708l6-6a.5.5 0 01.708 0z" clip-rule="evenodd"/></svg></div><div class="css-6wb6l1"><div role="tablist" class="chakra-button__group css-9ahm8"><button type="button" class="chakra-button css-18pfcca" role="tab" aria-selected="true"><span class="chakra-button__icon css-1wh2kri"><svg stroke="currentColor" fill="currentColor" stroke-width="0" role="img" viewbox="0 0 24 24" aria-hidden="true" focusable="false" height="1em" width="1em" xmlns="http://www.w3.org/2000/svg"><title/><path d="M0 0h24v24H0V0zm22.034 18.276c-.175-1.095-.888-2.015-3.003-2.873-.736-.345-1.554-.585-1.797-1.14-.091-.33-.105-.51-.046-.705.15-.646.915-.84 1.515-.66.39.12.75.42.976.9 1.034-.676 1.034-.676 1.755-1.125-.27-.42-.404-.601-.586-.78-.63-.705-1.469-1.065-2.834-1.034l-.705.089c-.676.165-1.32.525-1.71 1.005-1.14 1.291-.811 3.541.569 4.471 1.365 1.02 3.361 1.244 3.616 2.205.24 1.17-.87 1.545-1.966 1.41-.811-.18-1.26-.586-1.755-1.336l-1.83 1.051c.21.48.45.689.81 1.109 1.74 1.756 6.09 1.666 6.871-1.004.029-.09.24-.705.074-1.65l.046.067zm-8.983-7.245h-2.248c0 1.938-.009 3.864-.009 5.805 0 1.232.063 2.363-.138 2.711-.33.689-1.18.601-1.566.48-.396-.196-.597-.466-.83-.855-.063-.105-.11-.196-.127-.196l-1.825 1.125c.305.63.75 1.172 1.324 1.517.855.51 2.004.675 3.207.405.783-.226 1.458-.691 1.811-1.411.51-.93.402-2.07.397-3.346.012-2.054 0-4.109 0-6.179l.004-.056z"/></svg></span>JavaScript</button></div></div><div class="css-d0etnw"><svg stroke="currentColor" fill="currentColor" stroke-width="0" viewbox="0 0 16 16" height="1em" width="1em" xmlns="http://www.w3.org/2000/svg"><path fill-rule="evenodd" d="M4.646 1.646a.5.5 0 01.708 0l6 6a.5.5 0 010 .708l-6 6a.5.5 0 01-.708-.708L10.293 8 4.646 2.354a.5.5 0 010-.708z" clip-rule="evenodd"/></svg></div></div><div style="color:currentColor;background-color:#FCFDFF" class="css-10uovtp"><div class="css-1lxjm3p"><div class="css-1i3wzr"><pre class="prism-code language-js css-inwjey"><div class="css-j7glh4"><div aria-hidden="true" class="css-dacbbu">1</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token keyword" style="color:#3f20ba;background:transparent">const</span><span class="token plain"> ItemFragment </span><span class="token operator">=</span><span class="token plain"> gql</span><span class="token template-string template-punctuation string">`</span><span class="token template-string graphql language-graphql"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-dacbbu">2</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token template-string graphql language-graphql"> </span><span class="token template-string graphql language-graphql keyword" style="color:#3f20ba;background:transparent">fragment</span><span class="token template-string graphql language-graphql"> </span><span class="token template-string graphql language-graphql fragment function" style="color:#c43997">ItemFragment</span><span class="token template-string graphql language-graphql"> </span><span class="token template-string graphql language-graphql keyword" style="color:#3f20ba;background:transparent">on</span><span class="token template-string graphql language-graphql"> </span><span class="token template-string graphql language-graphql class-name" style="color:#c43997">Item</span><span class="token template-string graphql language-graphql"> </span><span class="token template-string graphql language-graphql punctuation" style="color:#5A6270">{</span><span class="token template-string graphql language-graphql"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-dacbbu">3</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token template-string graphql language-graphql"> </span><span class="token template-string graphql language-graphql property" style="color:#c43997">text</span><span class="token template-string graphql language-graphql"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-dacbbu">4</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token template-string graphql language-graphql"> </span><span class="token template-string graphql language-graphql punctuation" style="color:#5A6270">}</span><span class="token template-string graphql language-graphql"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-dacbbu">5</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token template-string graphql language-graphql"/><span class="token template-string template-punctuation string">`</span><span class="token punctuation" style="color:#5A6270">;</span></div></div></div></pre></div></div><div role="group" class="chakra-button__group css-1paqdtk"><button type="button" class="chakra-button css-151dby9"><span class="chakra-button__icon css-1wh2kri"><svg stroke="currentColor" fill="none" stroke-width="2" viewbox="0 0 24 24" stroke-linecap="round" stroke-linejoin="round" aria-hidden="true" focusable="false" height="1em" width="1em" xmlns="http://www.w3.org/2000/svg"><path d="M16 4h2a2 2 0 0 1 2 2v14a2 2 0 0 1-2 2H6a2 2 0 0 1-2-2V6a2 2 0 0 1 2-2h2"/><rect x="8" y="2" width="8" height="4" rx="1" ry="1"/></svg></span>Copy</button></div></div></div> <p class="chakra-text css-0"><span><span class="">We can first use the </span></span><code class="css-ljgdxf">useQuery</code><span><span class=""> hook to retrieve a list of items with </span></span><code class="css-ljgdxf">id</code><span><span class="">s as well as any </span><span id="popover-trigger-1" aria-haspopup="dialog" aria-expanded="false" aria-controls="popover-content-1" class="css-154yii">field</span><span/><span class="">s selected on the named </span></span><code class="css-ljgdxf">ItemFragment</code><span><span class=""> </span><span id="popover-trigger-1" aria-haspopup="dialog" aria-expanded="false" aria-controls="popover-content-1" class="css-154yii">fragment</span><span/><span class=""> by spreading </span></span><code class="css-ljgdxf">ItemFragment</code><span><span class=""> inside of </span></span><code class="css-ljgdxf">list</code><span><span class=""> in </span></span><code class="css-ljgdxf">ListQuery</code><span><span class="">.</span></span></p> <div class="css-0"><div class="css-1ni5vfl"><div class="css-wgjz4w"><svg stroke="currentColor" fill="currentColor" stroke-width="0" viewbox="0 0 16 16" height="1em" width="1em" xmlns="http://www.w3.org/2000/svg"><path fill-rule="evenodd" d="M11.354 1.646a.5.5 0 010 .708L5.707 8l5.647 5.646a.5.5 0 01-.708.708l-6-6a.5.5 0 010-.708l6-6a.5.5 0 01.708 0z" clip-rule="evenodd"/></svg></div><div class="css-6wb6l1"><div role="tablist" class="chakra-button__group css-9ahm8"><button type="button" class="chakra-button css-18pfcca" role="tab" aria-selected="true"><span class="chakra-button__icon css-1wh2kri"><svg stroke="currentColor" fill="currentColor" stroke-width="0" role="img" viewbox="0 0 24 24" aria-hidden="true" focusable="false" height="1em" width="1em" xmlns="http://www.w3.org/2000/svg"><title/><path d="M0 0h24v24H0V0zm22.034 18.276c-.175-1.095-.888-2.015-3.003-2.873-.736-.345-1.554-.585-1.797-1.14-.091-.33-.105-.51-.046-.705.15-.646.915-.84 1.515-.66.39.12.75.42.976.9 1.034-.676 1.034-.676 1.755-1.125-.27-.42-.404-.601-.586-.78-.63-.705-1.469-1.065-2.834-1.034l-.705.089c-.676.165-1.32.525-1.71 1.005-1.14 1.291-.811 3.541.569 4.471 1.365 1.02 3.361 1.244 3.616 2.205.24 1.17-.87 1.545-1.966 1.41-.811-.18-1.26-.586-1.755-1.336l-1.83 1.051c.21.48.45.689.81 1.109 1.74 1.756 6.09 1.666 6.871-1.004.029-.09.24-.705.074-1.65l.046.067zm-8.983-7.245h-2.248c0 1.938-.009 3.864-.009 5.805 0 1.232.063 2.363-.138 2.711-.33.689-1.18.601-1.566.48-.396-.196-.597-.466-.83-.855-.063-.105-.11-.196-.127-.196l-1.825 1.125c.305.63.75 1.172 1.324 1.517.855.51 2.004.675 3.207.405.783-.226 1.458-.691 1.811-1.411.51-.93.402-2.07.397-3.346.012-2.054 0-4.109 0-6.179l.004-.056z"/></svg></span>JavaScript</button></div></div><div class="css-d0etnw"><svg stroke="currentColor" fill="currentColor" stroke-width="0" viewbox="0 0 16 16" height="1em" width="1em" xmlns="http://www.w3.org/2000/svg"><path fill-rule="evenodd" d="M4.646 1.646a.5.5 0 01.708 0l6 6a.5.5 0 010 .708l-6 6a.5.5 0 01-.708-.708L10.293 8 4.646 2.354a.5.5 0 010-.708z" clip-rule="evenodd"/></svg></div></div><div style="color:currentColor;background-color:#FCFDFF" class="css-10uovtp"><div class="css-1lxjm3p"><div class="css-1i3wzr"><pre class="prism-code language-jsx css-inwjey"><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">1</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token keyword" style="color:#3f20ba;background:transparent">const</span><span class="token plain"> listQuery </span><span class="token operator">=</span><span class="token plain"> gql</span><span class="token template-string template-punctuation string">`</span><span class="token template-string graphql language-graphql"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">2</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token template-string graphql language-graphql"> </span><span class="token template-string graphql language-graphql keyword" style="color:#3f20ba;background:transparent">query</span><span class="token template-string graphql language-graphql"> </span><span class="token template-string graphql language-graphql definition-query function" style="color:#c43997">GetItemList</span><span class="token template-string graphql language-graphql"> </span><span class="token template-string graphql language-graphql punctuation" style="color:#5A6270">{</span><span class="token template-string graphql language-graphql"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">3</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token template-string graphql language-graphql"> </span><span class="token template-string graphql language-graphql object">list</span><span class="token template-string graphql language-graphql"> </span><span class="token template-string graphql language-graphql punctuation" style="color:#5A6270">{</span><span class="token template-string graphql language-graphql"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">4</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token template-string graphql language-graphql"> </span><span class="token template-string graphql language-graphql property" style="color:#c43997">id</span><span class="token template-string graphql language-graphql"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">5</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token template-string graphql language-graphql"> </span><span class="token template-string graphql language-graphql operator">...</span><span class="token template-string graphql language-graphql fragment function" style="color:#c43997">ItemFragment</span><span class="token template-string graphql language-graphql"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">6</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token template-string graphql language-graphql"> </span><span class="token template-string graphql language-graphql punctuation" style="color:#5A6270">}</span><span class="token template-string graphql language-graphql"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">7</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token template-string graphql language-graphql"> </span><span class="token template-string graphql language-graphql punctuation" style="color:#5A6270">}</span><span class="token template-string graphql language-graphql"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">8</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token template-string graphql language-graphql"> </span><span class="token template-string graphql language-graphql property interpolation interpolation-punctuation punctuation" style="color:#5A6270">${</span><span class="token template-string graphql language-graphql property interpolation" style="color:#c43997">ItemFragment</span><span class="token template-string graphql language-graphql property interpolation interpolation-punctuation punctuation" style="color:#5A6270">}</span><span class="token template-string graphql language-graphql"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">9</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token template-string graphql language-graphql"/><span class="token template-string template-punctuation string">`</span><span class="token punctuation" style="color:#5A6270">;</span><span class="token plain"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">10</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token plain" style="display:inline-block"> </span></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">11</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token plain"/><span class="token keyword" style="color:#3f20ba;background:transparent">function</span><span class="token plain"> </span><span class="token function" style="color:#c43997">List</span><span class="token punctuation" style="color:#5A6270">(</span><span class="token punctuation" style="color:#5A6270">)</span><span class="token plain"> </span><span class="token punctuation" style="color:#5A6270">{</span><span class="token plain"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">12</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token plain"> </span><span class="token keyword" style="color:#3f20ba;background:transparent">const</span><span class="token plain"> </span><span class="token punctuation" style="color:#5A6270">{</span><span class="token plain"> loading</span><span class="token punctuation" style="color:#5A6270">,</span><span class="token plain"> data </span><span class="token punctuation" style="color:#5A6270">}</span><span class="token plain"> </span><span class="token operator">=</span><span class="token plain"> </span><span class="token function" style="color:#c43997">useQuery</span><span class="token punctuation" style="color:#5A6270">(</span><span class="token plain">listQuery</span><span class="token punctuation" style="color:#5A6270">)</span><span class="token punctuation" style="color:#5A6270">;</span><span class="token plain"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">13</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token plain" style="display:inline-block"> </span></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">14</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token plain"> </span><span class="token keyword" style="color:#3f20ba;background:transparent">return</span><span class="token plain"> </span><span class="token punctuation" style="color:#5A6270">(</span><span class="token plain"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">15</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token plain"> </span><span class="token tag punctuation" style="color:#5A6270">&lt;</span><span class="token tag" style="color:#c43997">ol</span><span class="token tag punctuation" style="color:#5A6270">&gt;</span><span class="token plain-text"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">16</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token plain-text"> </span><span class="token punctuation" style="color:#5A6270">{</span><span class="token plain">data</span><span class="token operator">?.</span><span class="token plain">list</span><span class="token punctuation" style="color:#5A6270">.</span><span class="token function" style="color:#c43997">map</span><span class="token punctuation" style="color:#5A6270">(</span><span class="token parameter">item</span><span class="token plain"> </span><span class="token operator">=&gt;</span><span class="token plain"> </span><span class="token punctuation" style="color:#5A6270">(</span><span class="token plain"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">17</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token plain"> </span><span class="token tag punctuation" style="color:#5A6270">&lt;</span><span class="token tag class-name" style="color:#c43997">Item</span><span class="token tag" style="color:#c43997"> </span><span class="token tag attr-name" style="color:#1d7b78">key</span><span class="token tag script language-javascript script-punctuation punctuation" style="color:#5A6270">=</span><span class="token tag script language-javascript punctuation" style="color:#5A6270">{</span><span class="token tag script language-javascript" style="color:#c43997">item</span><span class="token tag script language-javascript punctuation" style="color:#5A6270">.</span><span class="token tag script language-javascript" style="color:#c43997">id</span><span class="token tag script language-javascript punctuation" style="color:#5A6270">}</span><span class="token tag" style="color:#c43997"> </span><span class="token tag attr-name" style="color:#1d7b78">id</span><span class="token tag script language-javascript script-punctuation punctuation" style="color:#5A6270">=</span><span class="token tag script language-javascript punctuation" style="color:#5A6270">{</span><span class="token tag script language-javascript" style="color:#c43997">item</span><span class="token tag script language-javascript punctuation" style="color:#5A6270">.</span><span class="token tag script language-javascript" style="color:#c43997">id</span><span class="token tag script language-javascript punctuation" style="color:#5A6270">}</span><span class="token tag punctuation" style="color:#5A6270">/&gt;</span><span class="token plain"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">18</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token plain"> </span><span class="token punctuation" style="color:#5A6270">)</span><span class="token punctuation" style="color:#5A6270">)</span><span class="token punctuation" style="color:#5A6270">}</span><span class="token plain-text"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">19</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token plain-text"> </span><span class="token tag punctuation" style="color:#5A6270">&lt;/</span><span class="token tag" style="color:#c43997">ol</span><span class="token tag punctuation" style="color:#5A6270">&gt;</span><span class="token plain"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">20</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token plain"> </span><span class="token punctuation" style="color:#5A6270">)</span><span class="token punctuation" style="color:#5A6270">;</span><span class="token plain"/></div></div></div><div class="css-j7glh4"><div aria-hidden="true" class="css-1meauqw">21</div><div class="token-line css-0" style="color:currentColor"><div class="css-0"><span class="token plain"/><span class="token punctuation" style="color:#5A6270">}</span></div></div></div></pre></div></div><div role="group" class="chakra-button__group css-1paqdtk"><button type="button" class="chakra-button css-151dby9"><span class="chakra-button__icon css-1wh2kri"><svg stroke="currentColor" fill="none" stroke-width="2" viewbox="0 0 24 24" stroke-linecap="round" stroke-linejoin="round" aria-hidden="true" focusable="false" height="1em" width="1em" xmlns="http://www.w3.org/2000/svg"><path d="M16 4h2a2 2 0 0 1 2 2v14a2 2 0 0 1-2 2H6a2 2 0 0 1-2-2V6a2 2 0 0 1 2-2h2"/><rect x="8" y="2" width="8" height="4" rx="1" ry="1"/></svg></span>Copy</button></div></div></div> </span></span><p class="chakra-text css-0"><strong>Note:</strong><span><span class=""> Instead of interpolating </span><span id="popover-trigger-1" aria-haspopup="dialog" aria-expanded="false" aria-controls="popover-content-1" class="css-154yii">fragment</span><span/><span class="">s within each query document, we can use Apollo Client's </span></span><code class="css-ljgdxf">createFragmentRegistry</code><span><span class=""> method to pre-register named </span><span id="popover-trigger-1" aria-haspopup="dialog" aria-expanded="false" aria-controls="popover-content-1" class="css-154yii">fragment</span><span/><span class="">s with our </span></span><code class="css-ljgdxf">InMemoryCache</code><span><span class="">. This allows Apollo Client to include the definitions for registered </span><span id="popover-trigger-1" aria-haspopup="dialog" aria-expanded="false" aria-controls="popover-content-1" class="css-154yii">fragment</span><span/><span class="">s in the document sent over the network before the request is sent. For more information, see </span></span><a class="chakra-link css-7i8qdf" href="#registering-named-fragments-using-createfragmentregistry">Registering named fragments using <code class="css-ljgdxf">createFragmentRegistry</code></a><span><span class="">.</span></span></p><span><span class=""> <p class="chakra-text css-0"><span><span class="">We can then use </span></span><code class="css-ljgdxf">useFragment</code><span><span class=""> from within the </span></span><code class="css-ljgdxf">&lt;Item&gt;</code><span><span class=""> component to create a live binding for each item by providing the </span></span><code class="css-ljgdxf">fragment</code><span><span class=""> document, </span></span><code class="css-ljgdxf">fragmentName</code><span><span class=""> and object reference via </span></span><code class="css-ljgdxf">from</code><span><span class="">.</span></span></p>