Error in v-on handler: "ReferenceError: id is not defined"

This error message usually occurs when you are trying to access a v[aria](https://geek.csdn.net/educolumn/463d440d0a4c351bc15e5ce55f37f0bb?spm=1055.2569.3001.10083)ble or pro[per](https://geek.csdn.net/educolumn/2c6ed1be7edac16b3c9a0c3228eaff0c?spm=1055.2569.3001.10083)ty that has not been defined or initialized. In this case, it seems that the variable "id" is not defined in the context where the v-on [han](https://geek.csdn.net/educolumn/0d22b54eaf6bcf967d9625e1679d00b4?spm=1055.2569.3001.10083)dler is being used. To fix this error, you need to make sure that the "id" variable is declared and initialized before it is used in the v-on [han](https://geek.csdn.net/educolumn/0d22b54eaf6bcf967d9625e1679d00b4?spm=1055.2569.3001.10083)dler. You can do this by defining the "id" variable in the component's data object or by passing it as a prop from a parent component. For example, if you are using the v-on directive to [han](https://geek.csdn.net/educolumn/0d22b54eaf6bcf967d9625e1679d00b4?spm=1055.2569.3001.10083)dle a click event on a button and you want to pass the "id" of the clicked button to a method, you can define the "id" variable in the compo