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search-box__results-icon-img" src="/img/svgs/search-no-results.svg" alt="消息图标"/></div><div class="js-search__message-text search-box__results-text"/></div></div></div></div><header id="header" class="products-header products-header_margin-top-desktop"><div id="section-banner" class="banner banner-inner banner-inner--remove-minheight-bgcolor docs-version-two-layout"><img loading="lazy" class="illustration1 add-shadow d-none d-lg-block" src="/img/svgs/licensing-branding-top-left.svg" alt="IronPDF" width="137" height="127"/><div class="container-fluid container-fluid_wide"><div class="banner__illustration2-wrapper banner__illustration2-wrapper--ironpdf d-lg-block"><img loading="lazy" class="illustration2 add-shadow banner__small-illustration2--right-ironpdf iron-pdf-top-image-right" src="/img/svgs/licensing-branding-top-right.svg" alt="IronPDF" width="164" height="278"/></div></div></div></header><main class="main-inverse three-columns-section code-examples-page docs-version-two-layout" id="main"><div class="container-fluid container-fluid_wide"><div class="row equal-height-columns"><div class="col-md-3 two-columns-left order-last order-md-first"><aside class="sidebar" id="sidebar"><div id="pages-leftmenu-nav-wrapper"><div class="pages-leftmenu-nav-wrapper__docs-explorer-menu relative-with-navbar"><div class="leftmenu-nav-wrapper__img-header"><img loading="lazy" class="product-text-img" src="/img/products/ironpdf-text-without-icon-black.svg" alt="Iron Software Product" width="128" height="20"/> <img loading="lazy" class="section-icon" src="/img/svgs/docs.svg" alt="Iron Software Documents" width="46" height="20"/></div><div class="leftmenu-nav__copy-cmd vwo-variant-2"><div class="nuget-sidebar-cli copy-cmd--ironpdf"><div class="nuget-sidebar-cli__command" data-copy-text="点击复制" data-copied-text="已复制到剪贴板"><p class="nuget-sidebar-cli__command__text"><a class="nuget-icon-continaer__link js-modal-open" href="https://www.nuget.org/packages/IronPdf" target="_blank" title="Visit IronPDF NuGet Page" data-modal-id="trial-license-after-download"><i class="nuget-icon-blue"/></a> <span class="js-nuget-sidebar-cli__command__text__prefix">PM &gt;</span><span class="js-nuget-sidebar-cli__command__text">Install-Package IronPdf</span></p></div><div class="nuget-sidebar-cli__copy-block"><span class="fas copy-icon-white"/></div></div></div><div class="well-v2 aside-well"><ul class="nav nav-list aside-list"><li class=""><div class="first-level"><a href="/zh/docs/"><span class="navmenu-icon img-icon navmenu-icon__sidemenu-icon left-sidemenu-icon"><i class="fa-regular fa-rocket-launch"/></span><div class="flex-grow-1">入门</div><i class="fa fa-caret-down hidden"/></a></div></li><li class="active current-menuitem"><div class="first-level"><div class="active"><span class="navmenu-icon img-icon navmenu-icon__sidemenu-icon left-sidemenu-icon"><i class="fa-regular fa-code"/></span><span class="pages-nav__active-text">代码示例</span></div></div></li><li class=""><label class="tree-toggle nav-header first-level"><span class="nested-content-menuitem"><span class="navmenu-icon img-icon navmenu-icon__sidemenu-icon left-sidemenu-icon"><i class="fa-regular fa-graduation-cap fa-flip-horizontal"/></span><span class="nested-content-menuitem__text">教程</span> </span><i class="fa fa-caret-down visible"/></label><ul class="nav nav-list tree"><li class=""><a class="js-code-explorer-item-another" href="/zh/tutorials/html-to-pdf/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">HTML 转 PDF</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/tutorials/dotnet-core-pdf-generating/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">在C#中生成PDF</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/tutorials/csharp-edit-pdf-complete-tutorial/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">在C#中编辑PDFs</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/tutorials/pdf-viewing/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">在MAUI中查看PDF</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/tutorials/what-is-ironpdfengine/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">什么是IronPdfEngine</a></li></ul></li><li class=""><label class="tree-toggle nav-header first-level"><span class="nested-content-menuitem"><span class="navmenu-icon img-icon navmenu-icon__sidemenu-icon left-sidemenu-icon"><i class="fa-regular fa-circle-question"/></span><span class="nested-content-menuitem__text">操作指南</span> </span><i class="fa fa-caret-down visible"/></label><ul class="nav nav-list tree v2-expandable-menu-group"><li class="v2-expandable-menuitem"><i class="fa fa-solid fa-square-plus"/> <span>兼容性</span><ul class="nav nav-list tree v2-expandable-menu-group"><li class=""><a class="js-code-explorer-item-another" href="/zh/how-to/installation/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">安装和部署 IronPDF</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/how-to/license-keys/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">使用许可证密钥</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/how-to/windows/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">在 Windows 上设置</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/how-to/macos/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">在macOS上设置</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/how-to/linux/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">在Linux上安装</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/how-to/docker-linux/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">在 Docker 上设置</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/how-to/azure/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">在 Azure 上设置</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/how-to/creating-pdfs-csharp-amazon-aws-lambda/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">在AWS上设置</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/how-to/azure-server/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">在Android上设置</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/how-to/vb-net-pdf/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">使用VB.NET编程</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/how-to/fsharp-pdf-library-html-to-pdf/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">使用F#编程</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/how-to/advanced-installation-nuget/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">特定平台的NuGet包</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/how-to/ironpdf-installer/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">使用 Windows 安装程序</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/how-to/ironpdfengine-docker/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">托管您自己的IronPDF容器</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/how-to/pull-run-ironpdfengine/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">拉取并运行IronPdfEngine</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/how-to/host-ironpdfengine/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">在云上托管 IronPdfEngine</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/how-to/use-ironpdfengine/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">使用IronPdfEngine</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/how-to/openai/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">OpenAI for PDF</a></li></ul></li><li class="v2-expandable-menuitem"><i class="fa fa-solid fa-square-plus"/> <span>生成PDF</span><ul class="nav nav-list tree v2-expandable-menu-group"><li class=""><a class="js-code-explorer-item-another" href="/zh/how-to/html-string-to-pdf/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">从HTML字符串生成PDF</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/how-to/html-file-to-pdf/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">从HTML文件生成PDF</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/how-to/url-to-pdf/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">从URL生成PDF</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/how-to/aspx-to-pdf/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">从ASPX页面生成PDF</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/how-to/xaml-to-pdf-maui/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">XAML 转 PDF（MAUI）</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/how-to/razor-to-pdf-blazor-server/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">Razor生成PDF（Blazor服务器）</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/how-to/cshtml-to-pdf-razor/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">CSHTML转PDF（Razor页面）</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/how-to/cshtml-to-pdf-mvc-core/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">CSHTML 转 PDF (MVC Core)</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/how-to/cshtml-to-pdf-mvc-framework/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">CSHTML 转 PDF (MVC 框架)</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/how-to/cshtml-to-pdf-razor-headlessly/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">CSHTML 转 PDF（无头模式）</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/how-to/image-to-pdf/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">图像转PDF</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/how-to/rasterize-pdf-to-images/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">从PDF提取图像</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/how-to/docx-to-pdf/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">将DOCX转换为PDF</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/how-to/rtf-to-pdf/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">将RTF转换为PDF</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/how-to/md-to-pdf/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">将MD转换为PDF</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/how-to/xml-to-pdf/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">将XML转换为PDF</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/how-to/pdf-to-html/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">PDF转HTML</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/how-to/rendering-options/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">渲染选项</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/how-to/table-of-contents/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">添加目录</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/how-to/csharp-pdf-reports/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">生成PDF报告</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/how-to/blazor-tutorial/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">在Blazor服务器中创建PDF文件</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/how-to/utf-8/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">支持UTF-8和国际语言</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/how-to/base-urls/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">基本URL和资产编码</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/how-to/logins/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">TLS 网站和系统登录</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/how-to/async/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">异步与多线程</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/how-to/custom-logging/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">自定义日志</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/how-to/cookies/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">Cookies</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/how-to/ironpdf-2021-chrome-rendering-engine-eap/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">Chrome PDF 渲染引擎</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/how-to/render-webgl/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">渲染WebGL网站</a></li></ul></li><li class="v2-expandable-menuitem"><i class="fa fa-solid fa-square-plus"/> <span>格式化PDFs</span><ul class="nav nav-list tree v2-expandable-menu-group"><li class=""><a class="js-code-explorer-item-another" href="/zh/how-to/pixel-perfect-html-to-pdf/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">使用 Chrome 调试 HTML</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/how-to/html-to-pdf-responsive-css/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">CSS（屏幕和打印）</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/how-to/add-images-to-pdfs/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">图像（jpg、png、svg、gif等）</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/how-to/javascript-to-pdf/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">JavaScript（自定义渲染延迟）</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/how-to/waitfor/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">使用WaitFor延迟PDF渲染</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/how-to/webfonts-webicons/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">字体（Web和图标）</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/how-to/SVGs/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">使用SVG图形</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/how-to/page-numbers/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">添加页码</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/how-to/html-to-pdf-page-breaks/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">分页符</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/how-to/viewport-zoom/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">适应纸张 &amp; 缩放</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/how-to/custom-margins/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">设置自定义边距</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/how-to/custom-paper-size/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">自定义纸张大小</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/how-to/page-orientation-rotation/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">方向与旋转</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/how-to/color-grayscale/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">灰度</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/how-to/datauris/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">嵌入图像与DataURIs</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/how-to/images-azure-blob-storage/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">从Azure Blob存储中嵌入图像</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/how-to/pdfa/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">在C#中导出PDF/A格式文档</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/how-to/pdfua/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">在C#中导出PDF/UA格式文档</a></li></ul></li><li class="v2-expandable-menuitem"><i class="fa fa-solid fa-square-plus"/> <span>编辑PDF</span><ul class="nav nav-list tree v2-expandable-menu-group"><li class=""><a class="js-code-explorer-item-another" href="/zh/how-to/export-save-pdf-csharp/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">保存和导出 PDF 文档</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/how-to/pdf-memory-stream/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">加载和导出PDF到内存</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/how-to/pdf-permissions-passwords/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">设置PDF密码和权限</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/how-to/metadata/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">设置与编辑元数据</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/how-to/signing/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">签署PDFs</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/how-to/sanitize-pdf/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">清理PDF</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/how-to/pdf-compression/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">PDF压缩</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/how-to/revision-history/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">编辑和签署修订历史</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/how-to/add-copy-delete-pages-pdf/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">添加、复制和删除PDF页面</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/how-to/merge-or-split-pdfs/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">合并或拆分PDF文件</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/how-to/rotating-text/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">旋转文本和页面</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/how-to/transform-pdf-pages/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">转换 PDF 页面</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/how-to/csharp-parse-pdf/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">在 C# 中解析 PDF</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/how-to/pdf-image-flatten-csharp/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">平展PDF</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/how-to/split-multipage-pdf/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">拆分多页PDF</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/how-to/annotations/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">添加和编辑注释</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/how-to/add-remove-attachments/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">添加和删除附件</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/how-to/bookmarks/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">大纲和书签</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/how-to/manage-fonts/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">管理字体</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/how-to/draw-text-and-bitmap/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">绘制文本和位图</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/how-to/draw-line-and-rectangle/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">绘制线条和矩形</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/how-to/find-replace-text/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">替换PDF中的文本</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/how-to/headers-and-footers/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">添加页眉和页脚</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/how-to/stamp-text-image/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">文本和图像加盖印章</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/how-to/custom-watermark/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">自定义水印</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/how-to/background-foreground/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">背景和前景</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/how-to/create-forms/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">创建PDF表单</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/how-to/edit-forms/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">填写和编辑PDF表单</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/how-to/print-pdf/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">打印到物理打印机</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/how-to/extract-text-and-images/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">提取文本和图像</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/how-to/redact-text/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">删除文本和区域</a></li></ul></li></ul></li><li class=""><label class="tree-toggle nav-header first-level"><span class="nested-content-menuitem"><span class="navmenu-icon img-icon navmenu-icon__sidemenu-icon left-sidemenu-icon"><i class="fa-regular fa-wrench"/></span><span class="nested-content-menuitem__text">故障排除</span> </span><i class="fa fa-caret-down visible"/></label><ul class="nav nav-list tree v2-expandable-menu-group"><li class="v2-expandable-menuitem"><i class="fa fa-solid fa-square-plus"/> <span>联系技术支持</span><ul class="nav nav-list tree v2-expandable-menu-group"><li class=""><a class="js-code-explorer-item-another" href="/zh/troubleshooting/engineering-request-pdf/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">如何提出IronPDF的工程支持请求</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/troubleshooting/engineering-support-for-ironpdf/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">获得IronPDF的最佳支持</a></li></ul></li><li class="v2-expandable-menuitem"><i class="fa fa-solid fa-square-plus"/> <span>部署</span><ul class="nav nav-list tree v2-expandable-menu-group"><li class=""><a class="js-code-explorer-item-another" href="/zh/troubleshooting/visual-c-redistributable-for-visual-studio-ironpdf/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">适用于 Visual Studio 的 Visual C++ 可再发行组件</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/troubleshooting/aws-lambda-amazon-linux-2/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">AWS Lambda / Amazon Linux 2</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/troubleshooting/ironcefsubprocess/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">IronCefSubprocess</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/troubleshooting/debugging-azure-functions-on-local-machine-ironpdf/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">在本地机器上调试 Azure Functions 项目</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/troubleshooting/libcef-dll-203/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">Windows Nano Server / Servercore 在 .Net6 中不支持 System.Drawing</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/troubleshooting/ironpdf-runtimes-folder/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">IronPDF Runtimes 文件夹</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/troubleshooting/adding-ironpdf-to-a-software-program-installer/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">将IronPDF添加到软件程序安装程序中</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/troubleshooting/red-hat-enterprise-linux-support/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">Red Hat 企业 Linux (RHEL) 支持</a></li></ul></li><li class="v2-expandable-menuitem"><i class="fa fa-solid fa-square-plus"/> <span>常见问题</span><ul class="nav nav-list tree v2-expandable-menu-group"><li class=""><a class="js-code-explorer-item-another" href="/zh/troubleshooting/bootstrap-flex-css/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">Bootstrap / Flex / CSS</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/troubleshooting/azure/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">Azure计划和层级</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/troubleshooting/initial-render-slow/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">初始渲染较慢</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/troubleshooting/font-kerning/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">字体字距调整</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/troubleshooting/windows-server-support/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">Windows 服务器支持</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/troubleshooting/what-version-of-ironpdf-should-i-use/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">我应该使用哪个版本的IronPDF？</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/troubleshooting/package-size-ironpdf/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">IronPDF包大小</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/troubleshooting/fonts/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">字体</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/troubleshooting/quick-ironpdf-troubleshooting/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">快速解决IronPDF问题</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/troubleshooting/ironpdf-performance-assistance/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">IronPDF 性能帮助</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/troubleshooting/azure-log-files/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">Azure日志文件</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/troubleshooting/aws-log-files/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">AWS日志文件</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/troubleshooting/render-delay-timeout/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">渲染延迟和超时</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/troubleshooting/imagetopdf-file-size/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">使用 ImageToPDF 生成大输出文件</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/troubleshooting/memory-leak-in-ironpdf/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">IronPDF中的内存泄漏</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/troubleshooting/log4j/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">Log4j</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/troubleshooting/convert-pdf-to-base64/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">将 PDF 转换为 Base64</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/troubleshooting/ironpdf-security-cve/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">IronPDF - 安全 CVE</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/troubleshooting/ironpdf-using/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">IronPDF 'using' 声明</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/troubleshooting/ironpdf-blank-hyperlinks-open-in-same-browser-tab/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">IronPDF - 在PDF中的_blank超链接在同一浏览器标签页中打开</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/troubleshooting/pdf-version/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">PDF文件版本</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/troubleshooting/ironpdf-slim/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">IronPdf.Slim</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/troubleshooting/ironpdf-linux/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">IronPdf.Linux</a></li></ul></li><li class="v2-expandable-menuitem"><i class="fa fa-solid fa-square-plus"/> <span>疑难解答指南</span><ul class="nav nav-list tree v2-expandable-menu-group"><li class=""><a class="js-code-explorer-item-another" href="/zh/troubleshooting/apply-a-license-key-in-ironpdf/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">在IronPDF中应用许可密钥</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/troubleshooting/pixel-perfect-html-formatting/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">像素完美的HTML格式化</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/troubleshooting/blob-storage/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">Azure Blob 存储</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/troubleshooting/blazor-server-webassembly-wasm/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">Blazor 服务器 / WebAssembly (WASM)</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/troubleshooting/digital-signatures/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">数字签名</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/troubleshooting/headers-footers-page-breaks/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">页眉/页脚和分页符</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/troubleshooting/international-languages-and-cmjk/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">国际语言和CMJK</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/troubleshooting/ironpdf-and-iis/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">IronPDF 和 IIS</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/troubleshooting/kerberos/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">克罗伯洛斯</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/troubleshooting/metadata-visibility/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">元数据可见性</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/troubleshooting/print-from-network-printer/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">从网络打印机打印</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/troubleshooting/rasterize-to-image-using-memorystream/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">使用内存流光栅化为图像</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/troubleshooting/render-view-to-string/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">渲染视图为字符串</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/troubleshooting/system-drawing-common-ironpdf/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">System.Drawing.Common 替代方案（.NET 7 及非 Windows）</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/troubleshooting/table-headers/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">表头</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/troubleshooting/use-readytorun/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">使用ReadyToRun编译</a></li></ul></li><li class="v2-expandable-menuitem"><i class="fa fa-solid fa-square-plus"/> <span>异常消息</span><ul class="nav nav-list tree v2-expandable-menu-group"><li class=""><a class="js-code-explorer-item-another" href="/zh/troubleshooting/access-to-the-path-global-ironsoftwaredeploymentglobal-is-denied/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">拒绝访问路径'Global-IronSoftwareDeploymentGlobal'</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/troubleshooting/502-bad-gateway/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">502 错误网关</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/troubleshooting/error-while-deploying-chrome-dependencies/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">部署Chrome依赖项时出错</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/troubleshooting/error-while-deploying-pdfium-dependencies/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">部署 Pdfium 依赖项时出错</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/troubleshooting/error-while-opening-document-from-bytes-bad-allocation/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">从字节打开文档时出错：“错误分配”</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/troubleshooting/failed-to-deploy-nuget-package/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">无法部署NuGet包</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/troubleshooting/gpu-process-isnt-usable/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">GPU进程不可用</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/troubleshooting/invalid-cefexecuteprocess-return-code-of-0/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">无效的CefExecuteProcess返回代码0</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/troubleshooting/ironpdf-can-not-open-parse-a-specific-pdf-file/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">IronPDF 无法打开/解析特定的 PDF 文件</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/troubleshooting/ironpdf-native-exception/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">IronPDF Native Exception</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/troubleshooting/ironpdf-assembly-version-mismatch-exception/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">IronPdfAssemblyVersionMismatchException</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/troubleshooting/network-service-crashed-restarting-service/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">网络服务崩溃，正在重启服务</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/troubleshooting/no-function-was-found-setlogevent-127/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">未找到名为SetLogEvent的函数，错误代码（127）</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/troubleshooting/registry-is-not-supported-on-this-platform/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">本平台不支持注册表</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/troubleshooting/timeout-while-rendering-pdf/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">渲染PDF时超时</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/troubleshooting/unhandled-case-for-adaptiverenderengine/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">AdaptiveRenderEngine未处理的案例</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/troubleshooting/license-key-web.config/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">在Web.config中设置许可证密钥</a></li></ul></li></ul></li><li class=""><label class="tree-toggle nav-header first-level"><span class="nested-content-menuitem"><span class="navmenu-icon img-icon navmenu-icon__sidemenu-icon left-sidemenu-icon"><i class="fa-regular fa-arrows-rotate"/></span><span class="nested-content-menuitem__text">产品更新</span> </span><i class="fa fa-caret-down visible"/></label><ul class="nav nav-list tree"><li class=""><a class="js-code-explorer-item-another" href="/zh/product-updates/changelog/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">更新日志</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/product-updates/milestones/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">里程碑</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/product-updates/milestones-chrome-rendering/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">里程碑: Chrome 渲染</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/product-updates/milestones-pdfium-dom/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">里程碑：PDFium DOM</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/product-updates/milestones-compatibility/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">里程碑：兼容性</a></li><li class=""><a class="js-code-explorer-item-another" href="/zh/product-updates/milestones-stability-performance/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title" data-code-explorer-item-class="active">里程碑：稳定性和性能</a></li></ul></li><li class=""><div class="first-level"><a href="/object-reference/api/" target="__blank"><span class="navmenu-icon img-icon navmenu-icon__sidemenu-icon left-sidemenu-icon"><i class="fa-kit fa-plugconnect"/></span><div class="flex-grow-1">API文档</div><i class="fa fas fa-external-link-square-alt visible"/></a></div></li></ul></div></div></div></aside></div><div class="col-12 col-md-9 two-columns-content"><div class="js-code-explorer code-explorer"><div class="code-explorer__background-wrapper"><div class="code-explorer__navigation-wrapper code-explorer__navigation-wrapper__accordion-navigation"><div class="js-code-explorer-navigation code-explorer__navigation"><div class="js-code-explorer-navigation-content code-explorer__navigation-content"><div class="code-explorer__navigation-group"><div class="code-explorer__navigation-group__wrapper code-explorer__navigation-group__wrapper_active"><button class="js-code-explorer-toggle-class-button code-explorer__navigation-group-title code-explorer__navigation-group-title_active" data-toggle-class-id="code-explorer__navigation-group_生成pdf" data-toggle-class-name="code-explorer__navigation-group-title_active">生成PDF</button><div class="js-code-explorer-toggle-class-target code-explorer__navigation-group-items code-explorer__navigation-group-items_active code-explorer__navigation-group-items_active code-explorer__navigation-group-items_active code-explorer__navigation-group-items_active" data-toggle-class-id="code-explorer__navigation-group_生成pdf" data-toggle-class-name="code-explorer__navigation-group-items_active"><div class="code-explorer__navigation-subgroup" data-code-explorer-subgroup-name="HTML 转 PDF"><div class="code-explorer__navigation-group-item code-explorer__navigation-subgroup__heading-item">HTML 转 PDF<hr/></div><div class="code-explorer__navigation-subgroup__group-items"><a class="js-code-explorer-item-button code-explorer__navigation-group-item code-explorer__navigation-subgroup-item" href="/zh/examples/file-to-pdf/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-id="file-to-pdf" data-code-explorer-item-active-class="code-explorer__navigation-group-item_active">HTML文件转PDF </a><a class="js-code-explorer-item-button code-explorer__navigation-group-item code-explorer__navigation-subgroup-item code-explorer__navigation-group-item_active" href="/zh/examples/using-html-to-create-a-pdf/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-id="using-html-to-create-a-pdf" data-code-explorer-item-active-class="code-explorer__navigation-group-item_active">HTML字符串转PDF </a><a class="js-code-explorer-item-button code-explorer__navigation-group-item code-explorer__navigation-subgroup-item" href="/zh/examples/converting-a-url-to-a-pdf/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-id="converting-a-url-to-a-pdf" data-code-explorer-item-active-class="code-explorer__navigation-group-item_active">URL 到 PDF</a></div></div><div class="code-explorer__navigation-subgroup" data-code-explorer-subgroup-name="内容页面转PDF"><div class="code-explorer__navigation-group-item code-explorer__navigation-subgroup__heading-item">内容页面转PDF<hr/></div><div class="code-explorer__navigation-subgroup__group-items"><a class="js-code-explorer-item-button code-explorer__navigation-group-item code-explorer__navigation-subgroup-item" href="/zh/examples/xaml-to-pdf-maui/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-id="xaml-to-pdf-maui" data-code-explorer-item-active-class="code-explorer__navigation-group-item_active">XAML 转 PDF（MAUI） </a><a class="js-code-explorer-item-button code-explorer__navigation-group-item code-explorer__navigation-subgroup-item" href="/zh/examples/razor-to-pdf-blazor-server/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-id="razor-to-pdf-blazor-server" data-code-explorer-item-active-class="code-explorer__navigation-group-item_active">Razor生成PDF（Blazor服务器） </a><a class="js-code-explorer-item-button code-explorer__navigation-group-item code-explorer__navigation-subgroup-item" href="/zh/examples/cshtml-to-pdf-razor/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-id="cshtml-to-pdf-razor" data-code-explorer-item-active-class="code-explorer__navigation-group-item_active">CSHTML转PDF（Razor页面） </a><a class="js-code-explorer-item-button code-explorer__navigation-group-item code-explorer__navigation-subgroup-item" href="/zh/examples/cshtml-to-pdf-mvc-core/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-id="cshtml-to-pdf-mvc-core" data-code-explorer-item-active-class="code-explorer__navigation-group-item_active">CSHTML 转 PDF (MVC Core) </a><a class="js-code-explorer-item-button code-explorer__navigation-group-item code-explorer__navigation-subgroup-item" href="/zh/examples/cshtml-to-pdf-mvc-framework/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-id="cshtml-to-pdf-mvc-framework" data-code-explorer-item-active-class="code-explorer__navigation-group-item_active">CSHTML 转 PDF (MVC 框架) </a><a class="js-code-explorer-item-button code-explorer__navigation-group-item code-explorer__navigation-subgroup-item" href="/zh/examples/rendering-aspx-pages-as-pdfs/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-id="rendering-aspx-pages-as-pdfs" data-code-explorer-item-active-class="code-explorer__navigation-group-item_active">ASPX 页面转 PDF </a><a class="js-code-explorer-item-button code-explorer__navigation-group-item code-explorer__navigation-subgroup-item" href="/zh/examples/aspx-to-pdf-settings/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-id="aspx-to-pdf-settings" data-code-explorer-item-active-class="code-explorer__navigation-group-item_active">ASPX页面到PDF设置 </a><a class="js-code-explorer-item-button code-explorer__navigation-group-item code-explorer__navigation-subgroup-item" href="/zh/examples/angular-to-pdf/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-id="angular-to-pdf" data-code-explorer-item-active-class="code-explorer__navigation-group-item_active">Angular.JS 转 PDF</a></div></div><div class="code-explorer__navigation-subgroup" data-code-explorer-subgroup-name="将文件转换为PDF"><div class="code-explorer__navigation-group-item code-explorer__navigation-subgroup__heading-item">将文件转换为PDF<hr/></div><div class="code-explorer__navigation-subgroup__group-items"><a class="js-code-explorer-item-button code-explorer__navigation-group-item code-explorer__navigation-subgroup-item" href="/zh/examples/create-blank-page/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-id="create-blank-page" data-code-explorer-item-active-class="code-explorer__navigation-group-item_active">创建空白页 </a><a class="js-code-explorer-item-button code-explorer__navigation-group-item code-explorer__navigation-subgroup-item" href="/zh/examples/image-to-pdf/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-id="image-to-pdf" data-code-explorer-item-active-class="code-explorer__navigation-group-item_active">图像转换为PDF </a><a class="js-code-explorer-item-button code-explorer__navigation-group-item code-explorer__navigation-subgroup-item" href="/zh/examples/rasterize-a-pdf-to-images/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-id="rasterize-a-pdf-to-images" data-code-explorer-item-active-class="code-explorer__navigation-group-item_active">C# PDF转换为图像代码示例（无损失质量） </a><a class="js-code-explorer-item-button code-explorer__navigation-group-item code-explorer__navigation-subgroup-item" href="/zh/examples/docx-to-pdf/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-id="docx-to-pdf" data-code-explorer-item-active-class="code-explorer__navigation-group-item_active">DOCX 转 PDF </a><a class="js-code-explorer-item-button code-explorer__navigation-group-item code-explorer__navigation-subgroup-item" href="/zh/examples/convert-rtf-to-pdf/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-id="convert-rtf-to-pdf" data-code-explorer-item-active-class="code-explorer__navigation-group-item_active">RTF 转 PDF </a><a class="js-code-explorer-item-button code-explorer__navigation-group-item code-explorer__navigation-subgroup-item" href="/zh/examples/markdown-to-pdf/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-id="markdown-to-pdf" data-code-explorer-item-active-class="code-explorer__navigation-group-item_active">Markdown转PDF </a><a class="js-code-explorer-item-button code-explorer__navigation-group-item code-explorer__navigation-subgroup-item" href="/zh/examples/multi-frame-tiff-to-pdf/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-id="multi-frame-tiff-to-pdf" data-code-explorer-item-active-class="code-explorer__navigation-group-item_active">支持多页的TIFF转PDF </a><a class="js-code-explorer-item-button code-explorer__navigation-group-item code-explorer__navigation-subgroup-item" href="/zh/examples/pdf-to-html/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-id="pdf-to-html" data-code-explorer-item-active-class="code-explorer__navigation-group-item_active">PDF转HTML</a></div></div><div class="code-explorer__navigation-subgroup" data-code-explorer-subgroup-name="支持"><div class="code-explorer__navigation-group-item code-explorer__navigation-subgroup__heading-item">支持<hr/></div><div class="code-explorer__navigation-subgroup__group-items"><a class="js-code-explorer-item-button code-explorer__navigation-group-item code-explorer__navigation-subgroup-item" href="/zh/examples/unicode/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-id="unicode" data-code-explorer-item-active-class="code-explorer__navigation-group-item_active">Unicode 和 UTF-8 支持 </a><a class="js-code-explorer-item-button code-explorer__navigation-group-item code-explorer__navigation-subgroup-item" href="/zh/examples/async/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-id="async" data-code-explorer-item-active-class="code-explorer__navigation-group-item_active">异步 PDF 生成 </a><a class="js-code-explorer-item-button code-explorer__navigation-group-item code-explorer__navigation-subgroup-item" href="/zh/examples/threading/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-id="threading" data-code-explorer-item-active-class="code-explorer__navigation-group-item_active">多线程生成 </a><a class="js-code-explorer-item-button code-explorer__navigation-group-item code-explorer__navigation-subgroup-item" href="/zh/examples/parallel/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-id="parallel" data-code-explorer-item-active-class="code-explorer__navigation-group-item_active">并行PDF生成 </a><a class="js-code-explorer-item-button code-explorer__navigation-group-item code-explorer__navigation-subgroup-item" href="/zh/examples/set-temp-path/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-id="set-temp-path" data-code-explorer-item-active-class="code-explorer__navigation-group-item_active">设置临时PDF文件路径 </a><a class="js-code-explorer-item-button code-explorer__navigation-group-item code-explorer__navigation-subgroup-item" href="/zh/examples/embed-image-base64/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-id="embed-image-base64" data-code-explorer-item-active-class="code-explorer__navigation-group-item_active">嵌入位图和图像 </a><a class="js-code-explorer-item-button code-explorer__navigation-group-item code-explorer__navigation-subgroup-item" href="/zh/examples/ironpdf-website-and-system-logins/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-id="ironpdf-website-and-system-logins" data-code-explorer-item-active-class="code-explorer__navigation-group-item_active">TLS 网站和系统登录</a></div></div></div></div></div><div class="code-explorer__navigation-group"><div class="code-explorer__navigation-group__wrapper"><button class="js-code-explorer-toggle-class-button code-explorer__navigation-group-title" data-toggle-class-id="code-explorer__navigation-group_格式化pdfs" data-toggle-class-name="code-explorer__navigation-group-title_active">格式化PDFs</button><div class="js-code-explorer-toggle-class-target code-explorer__navigation-group-items" data-toggle-class-id="code-explorer__navigation-group_格式化pdfs" data-toggle-class-name="code-explorer__navigation-group-items_active"><div class="code-explorer__navigation-subgroup" data-code-explorer-subgroup-name="使用HTML资产"><div class="code-explorer__navigation-group-item code-explorer__navigation-subgroup__heading-item">使用HTML资产<hr/></div><div class="code-explorer__navigation-subgroup__group-items"><a class="js-code-explorer-item-button code-explorer__navigation-group-item code-explorer__navigation-subgroup-item" href="/zh/examples/javascript-html-to-pdf/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-id="javascript-html-to-pdf" data-code-explorer-item-active-class="code-explorer__navigation-group-item_active">在HTML中将JavaScript转为PDF </a><a class="js-code-explorer-item-button code-explorer__navigation-group-item code-explorer__navigation-subgroup-item" href="/zh/examples/execute-custom-javascript/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-id="execute-custom-javascript" data-code-explorer-item-active-class="code-explorer__navigation-group-item_active">执行自定义JavaScript </a><a class="js-code-explorer-item-button code-explorer__navigation-group-item code-explorer__navigation-subgroup-item" href="/zh/examples/javascript-message-listener/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-id="javascript-message-listener" data-code-explorer-item-active-class="code-explorer__navigation-group-item_active">JavaScript消息监听器 </a><a class="js-code-explorer-item-button code-explorer__navigation-group-item code-explorer__navigation-subgroup-item" href="/zh/examples/js-charts-to-pdf/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-id="js-charts-to-pdf" data-code-explorer-item-active-class="code-explorer__navigation-group-item_active">在PDF中渲染图表 </a><a class="js-code-explorer-item-button code-explorer__navigation-group-item code-explorer__navigation-subgroup-item" href="/zh/examples/google-fonts-htmltopdf/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-id="google-fonts-htmltopdf" data-code-explorer-item-active-class="code-explorer__navigation-group-item_active">在HTML到PDF中的自定义字体 </a><a class="js-code-explorer-item-button code-explorer__navigation-group-item code-explorer__navigation-subgroup-item" href="/zh/examples/barcode-htmltopdf/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-id="barcode-htmltopdf" data-code-explorer-item-active-class="code-explorer__navigation-group-item_active">在HTML到PDF中添加条形码</a></div></div><div class="code-explorer__navigation-subgroup" data-code-explorer-subgroup-name="应用页面模板"><div class="code-explorer__navigation-group-item code-explorer__navigation-subgroup__heading-item">应用页面模板<hr/></div><div class="code-explorer__navigation-subgroup__group-items"><a class="js-code-explorer-item-button code-explorer__navigation-group-item code-explorer__navigation-subgroup-item" href="/zh/examples/headers-and-footers/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-id="headers-and-footers" data-code-explorer-item-active-class="code-explorer__navigation-group-item_active">添加经典文本页眉和页脚 </a><a class="js-code-explorer-item-button code-explorer__navigation-group-item code-explorer__navigation-subgroup-item" href="/zh/examples/html-headers-and-footers/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-id="html-headers-and-footers" data-code-explorer-item-active-class="code-explorer__navigation-group-item_active">添加HTML页眉和页脚 </a><a class="js-code-explorer-item-button code-explorer__navigation-group-item code-explorer__navigation-subgroup-item" href="/zh/examples/adding-headers-and-footers-advanced/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-id="adding-headers-and-footers-advanced" data-code-explorer-item-active-class="code-explorer__navigation-group-item_active">在特定页面添加页眉/页脚 </a><a class="js-code-explorer-item-button code-explorer__navigation-group-item code-explorer__navigation-subgroup-item" href="/zh/examples/page-numbers-and-page-breaks/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-id="page-numbers-and-page-breaks" data-code-explorer-item-active-class="code-explorer__navigation-group-item_active">页码和分页符 </a><a class="js-code-explorer-item-button code-explorer__navigation-group-item code-explorer__navigation-subgroup-item" href="/zh/examples/pdf-cover-page/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-id="pdf-cover-page" data-code-explorer-item-active-class="code-explorer__navigation-group-item_active">添加封面页 </a><a class="js-code-explorer-item-button code-explorer__navigation-group-item code-explorer__navigation-subgroup-item" href="/zh/examples/ironpdf-set-custom-margins/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-id="ironpdf-set-custom-margins" data-code-explorer-item-active-class="code-explorer__navigation-group-item_active">设置自定义边距</a></div></div><div class="code-explorer__navigation-subgroup" data-code-explorer-subgroup-name="应用页面设置"><div class="code-explorer__navigation-group-item code-explorer__navigation-subgroup__heading-item">应用页面设置<hr/></div><div class="code-explorer__navigation-subgroup__group-items"><a class="js-code-explorer-item-button code-explorer__navigation-group-item code-explorer__navigation-subgroup-item" href="/zh/examples/viewport/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-id="viewport" data-code-explorer-item-active-class="code-explorer__navigation-group-item_active">响应式HTML转PDF </a><a class="js-code-explorer-item-button code-explorer__navigation-group-item code-explorer__navigation-subgroup-item" href="/zh/examples/pdf-generation-settings/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-id="pdf-generation-settings" data-code-explorer-item-active-class="code-explorer__navigation-group-item_active">HTML 渲染设置 </a><a class="js-code-explorer-item-button code-explorer__navigation-group-item code-explorer__navigation-subgroup-item" href="/zh/examples/custom-pdf-paper-size/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-id="custom-pdf-paper-size" data-code-explorer-item-active-class="code-explorer__navigation-group-item_active">自定义PDF尺寸 </a><a class="js-code-explorer-item-button code-explorer__navigation-group-item code-explorer__navigation-subgroup-item" href="/zh/examples/pdf-page-orientation/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-id="pdf-page-orientation" data-code-explorer-item-active-class="code-explorer__navigation-group-item_active">纵向和横向方向 </a><a class="js-code-explorer-item-button code-explorer__navigation-group-item code-explorer__navigation-subgroup-item" href="/zh/examples/csharp-convert-pdf-to-grayscale/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-id="csharp-convert-pdf-to-grayscale" data-code-explorer-item-active-class="code-explorer__navigation-group-item_active">设置为灰度</a></div></div><div class="code-explorer__navigation-subgroup" data-code-explorer-subgroup-name="支持PDF标准"><div class="code-explorer__navigation-group-item code-explorer__navigation-subgroup__heading-item">支持PDF标准<hr/></div><div class="code-explorer__navigation-subgroup__group-items"><a class="js-code-explorer-item-button code-explorer__navigation-group-item code-explorer__navigation-subgroup-item" href="/zh/examples/pdfua/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-id="pdfua" data-code-explorer-item-active-class="code-explorer__navigation-group-item_active">PDF/UA </a><a class="js-code-explorer-item-button code-explorer__navigation-group-item code-explorer__navigation-subgroup-item" href="/zh/examples/pdfa/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-id="pdfa" data-code-explorer-item-active-class="code-explorer__navigation-group-item_active">PDF/A</a></div></div></div></div></div><div class="code-explorer__navigation-group"><div class="code-explorer__navigation-group__wrapper"><button class="js-code-explorer-toggle-class-button code-explorer__navigation-group-title" data-toggle-class-id="code-explorer__navigation-group_编辑pdf" data-toggle-class-name="code-explorer__navigation-group-title_active">编辑PDF</button><div class="js-code-explorer-toggle-class-target code-explorer__navigation-group-items" data-toggle-class-id="code-explorer__navigation-group_编辑pdf" data-toggle-class-name="code-explorer__navigation-group-items_active"><div class="code-explorer__navigation-subgroup" data-code-explorer-subgroup-name="设置属性和安全"><div class="code-explorer__navigation-group-item code-explorer__navigation-subgroup__heading-item">设置属性和安全<hr/></div><div class="code-explorer__navigation-subgroup__group-items"><a class="js-code-explorer-item-button code-explorer__navigation-group-item code-explorer__navigation-subgroup-item" href="/zh/examples/security-and-metadata/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-id="security-and-metadata" data-code-explorer-item-active-class="code-explorer__navigation-group-item_active">密码，安全性和元数据 </a><a class="js-code-explorer-item-button code-explorer__navigation-group-item code-explorer__navigation-subgroup-item" href="/zh/examples/encryption-and-decryption/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-id="encryption-and-decryption" data-code-explorer-item-active-class="code-explorer__navigation-group-item_active">PDF加密与解密 </a><a class="js-code-explorer-item-button code-explorer__navigation-group-item code-explorer__navigation-subgroup-item" href="/zh/examples/digitally-sign-a-pdf/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-id="digitally-sign-a-pdf" data-code-explorer-item-active-class="code-explorer__navigation-group-item_active">数字签名 </a><a class="js-code-explorer-item-button code-explorer__navigation-group-item code-explorer__navigation-subgroup-item" href="/zh/examples/pdf-compression/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-id="pdf-compression" data-code-explorer-item-active-class="code-explorer__navigation-group-item_active">PDF压缩</a></div></div><div class="code-explorer__navigation-subgroup" data-code-explorer-subgroup-name="编辑文档结构"><div class="code-explorer__navigation-group-item code-explorer__navigation-subgroup__heading-item">编辑文档结构<hr/></div><div class="code-explorer__navigation-subgroup__group-items"><a class="js-code-explorer-item-button code-explorer__navigation-group-item code-explorer__navigation-subgroup-item" href="/zh/examples/merge-pdfs/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-id="merge-pdfs" data-code-explorer-item-active-class="code-explorer__navigation-group-item_active">合并两个或多个PDF文件 </a><a class="js-code-explorer-item-button code-explorer__navigation-group-item code-explorer__navigation-subgroup-item" href="/zh/examples/split-pdf-pages-csharp/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-id="split-pdf-pages-csharp" data-code-explorer-item-active-class="code-explorer__navigation-group-item_active">拆分PDF并提取页面 </a><a class="js-code-explorer-item-button code-explorer__navigation-group-item code-explorer__navigation-subgroup-item" href="/zh/examples/copy-pdf-page-to-another-pdf-file/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-id="copy-pdf-page-to-another-pdf-file" data-code-explorer-item-active-class="code-explorer__navigation-group-item_active">在PDF文件之间复制页面 </a><a class="js-code-explorer-item-button code-explorer__navigation-group-item code-explorer__navigation-subgroup-item" href="/zh/examples/csharp-remove-page-from-pdf/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-id="csharp-remove-page-from-pdf" data-code-explorer-item-active-class="code-explorer__navigation-group-item_active">删除特定的PDF页面 </a><a class="js-code-explorer-item-button code-explorer__navigation-group-item code-explorer__navigation-subgroup-item" href="/zh/examples/annotations/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-id="annotations" data-code-explorer-item-active-class="code-explorer__navigation-group-item_active">注解 </a><a class="js-code-explorer-item-button code-explorer__navigation-group-item code-explorer__navigation-subgroup-item" href="/zh/examples/csharp-add-attachment-to-pdf/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-id="csharp-add-attachment-to-pdf" data-code-explorer-item-active-class="code-explorer__navigation-group-item_active">添加附件 </a><a class="js-code-explorer-item-button code-explorer__navigation-group-item code-explorer__navigation-subgroup-item" href="/zh/examples/bookmarks/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-id="bookmarks" data-code-explorer-item-active-class="code-explorer__navigation-group-item_active">大纲和书签</a></div></div><div class="code-explorer__navigation-subgroup" data-code-explorer-subgroup-name="编辑页面内容"><div class="code-explorer__navigation-group-item code-explorer__navigation-subgroup__heading-item">编辑页面内容<hr/></div><div class="code-explorer__navigation-subgroup__group-items"><a class="js-code-explorer-item-button code-explorer__navigation-group-item code-explorer__navigation-subgroup-item" href="/zh/examples/csharp-replace-text-in-pdf/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-id="csharp-replace-text-in-pdf" data-code-explorer-item-active-class="code-explorer__navigation-group-item_active">查找和替换 </a><a class="js-code-explorer-item-button code-explorer__navigation-group-item code-explorer__navigation-subgroup-item" href="/zh/examples/editing-pdfs/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-id="editing-pdfs" data-code-explorer-item-active-class="code-explorer__navigation-group-item_active">编辑PDF </a><a class="js-code-explorer-item-button code-explorer__navigation-group-item code-explorer__navigation-subgroup-item" href="/zh/examples/stamping-html-pdf-multiple/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-id="stamping-html-pdf-multiple" data-code-explorer-item-active-class="code-explorer__navigation-group-item_active">高效添加HTML内容 </a><a class="js-code-explorer-item-button code-explorer__navigation-group-item code-explorer__navigation-subgroup-item" href="/zh/examples/stamping-new-content/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-id="stamping-new-content" data-code-explorer-item-active-class="code-explorer__navigation-group-item_active">标记新内容 </a><a class="js-code-explorer-item-button code-explorer__navigation-group-item code-explorer__navigation-subgroup-item" href="/zh/examples/pdf-watermarking/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-id="pdf-watermarking" data-code-explorer-item-active-class="code-explorer__navigation-group-item_active">水印 </a><a class="js-code-explorer-item-button code-explorer__navigation-group-item code-explorer__navigation-subgroup-item" href="/zh/examples/backgrounds-and-foregrounds/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-id="backgrounds-and-foregrounds" data-code-explorer-item-active-class="code-explorer__navigation-group-item_active">背景和前景</a></div></div><div class="code-explorer__navigation-subgroup" data-code-explorer-subgroup-name="使用PDF表单"><div class="code-explorer__navigation-group-item code-explorer__navigation-subgroup__heading-item">使用PDF表单<hr/></div><div class="code-explorer__navigation-subgroup__group-items"><a class="js-code-explorer-item-button code-explorer__navigation-group-item code-explorer__navigation-subgroup-item" href="/zh/examples/form-data/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-id="form-data" data-code-explorer-item-active-class="code-explorer__navigation-group-item_active">PDF表单</a></div></div><div class="code-explorer__navigation-subgroup" data-code-explorer-subgroup-name="查看、读取和打印PDF文件"><div class="code-explorer__navigation-group-item code-explorer__navigation-subgroup__heading-item">查看、读取和打印PDF文件<hr/></div><div class="code-explorer__navigation-subgroup__group-items"><a class="js-code-explorer-item-button code-explorer__navigation-group-item code-explorer__navigation-subgroup-item" href="/zh/examples/paper-printing-pdfs/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-id="paper-printing-pdfs" data-code-explorer-item-active-class="code-explorer__navigation-group-item_active">纸质打印PDFs </a><a class="js-code-explorer-item-button code-explorer__navigation-group-item code-explorer__navigation-subgroup-item" href="/zh/examples/reading-pdf-text/" data-code-explorer-item-group="code-explorer" data-code-explorer-item-id="reading-pdf-text" data-code-explorer-item-active-class="code-explorer__navigation-group-item_active">在C#中阅读PDF文件</a></div></div></div></div></div></div></div></div></div><div class="code-explorer__content"><div class="code-explorer__content-header"><div class="code-explorer__content-title"><h1 class="js-code-explorer-item-replacement code-explorer__content-title-text" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="title">HTML字符串转PDF</h1></div><label class="js-code-explorer-switcher-label code-explorer__switcher" data-code-explorer-switcher-inited-class="code-explorer__switcher_active"><input class="js-code-explorer-switcher code-explorer__switcher-input" type="checkbox" checked="checked" data-code-explorer-switcher-false="vb" data-code-explorer-switcher-true="cs"/> <span class="code-explorer__switcher-text-false">VB </span><span class="code-explorer__switcher-button"/> <span class="code-explorer__switcher-text-true">C#</span></label></div><div class="js-code-explorer-content-body code-explorer__content-body"><div class="code-window__action-buttons-wrapper code-window__action-buttons-wrapper--code-example-page"><button title="点击复制" class="code-window__action-button code-window__action-button--copy js-clipboard-button" data-clipboard-id="code-explorer" data-placement="bottom" data-copy-text="点击复制" data-copied-text="已复制到剪贴板"><i class="fa-kit fa-copy-example"/></button> <button title="全屏模式" class="code-window__action-button code-window__action-button--full-screen js-full-screen-code-example-modal"><i class="fas fa-expand"/></button> <button title="退出全屏" class="code-window__action-button code-window__action-button--exit-full-screen js-exit-full-screen-code-example-modal"><i class="fas fa-compress"/></button></div><pre class="js-code-explorer-code js-clipboard-target js-code-explorer-item-replacement code-explorer__code prettyprint linenums lang-cs" data-code-explorer-language="cs" data-code-explorer-active-class="code-explorer__code_active" data-clipboard-id="code-explorer" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="cs_example" data-code-explorer-item-code="cs">using IronPdf; // Disable local disk access or cross-origin requests Installation.EnableWebSecurity = true; // Instantiate Renderer var renderer = new ChromePdfRenderer(); // Create a PDF from a HTML string using C# var pdf = renderer.RenderHtmlAsPdf("&lt;h1&gt;Hello World&lt;/h1&gt;"); // Export to a file or Stream pdf.SaveAs("output.pdf"); // Advanced Example with HTML Assets // Load external html assets: Images, CSS and JavaScript. // An optional BasePath 'C:\site\assets\' is set as the file location to load assets from var myAdvancedPdf = renderer.RenderHtmlAsPdf("&lt;img src='icons/iron.png'&gt;", @"C:\site\assets\"); myAdvancedPdf.SaveAs("html-with-assets.pdf");</pre><pre class="js-code-explorer-code js-clipboard-target js-code-explorer-item-replacement code-explorer__code prettyprint linenums lang-vb" data-code-explorer-language="vb" data-code-explorer-active-class="code-explorer__code_active" data-clipboard-id="code-explorer" data-code-explorer-item-group="code-explorer" data-code-explorer-item-name="vb_example" data-code-explorer-item-code="vb">Imports IronPdf&#13; ' Disable local disk access or cross-origin requests&#13; Installation.EnableWebSecurity = True&#13; ' Instantiate Renderer&#13; Dim renderer = New ChromePdfRenderer()&#13; ' Create a PDF from a HTML string using C#&#13; Dim pdf = renderer.RenderHtmlAsPdf("&lt;h1&gt;Hello World&lt;/h1&gt;")&#13; ' Export to a file or Stream&#13; pdf.SaveAs("output.pdf")&#13;