先查看是否安装npm : npm -v
全局安装create-react-app : npm install create-react-app -g
遇到错误:
npm ERR! The operation was rejected by your operating system.
npm ERR! It's possible that the file was already in use (by a text editor or
npm ERR! or that you lack permissions to access it.

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解决办法
-
找到 C:\Users\账户.npmrc 并删掉.npmrc,这里要设置显示隐藏文件才能看到。
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2.运行: npm cache clean --force

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3.再次运行:npm install create-react-app -g 成功

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创建项目:create-react-app testproject 遇到:npm ERR! code ERR_SOCKET_TIMEOUT

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解决办法: npm install rxjs 再次运行:create-react-app testproject 成功

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vscode 安装辅助插件

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