windows在“C:Usersusername”目录下macOS 在"/Users/username/"目录下新建 .npmrc 文件，复制内容如下：registry=https://registry.npm.taobao.org/ electron_mirror="https://npm.taobao.org/mirrors/electron/"
做项目时遇到使用循环组件，因为模式一样，只有数据不一样。但是按照普通的组件调用格式来做时报错，错误信息为Unknown custom element: <pop> - did you register the component correctly? For recursive components, make sure to provide the "name" option....
