先查看是否安裝npm : npm -v
全局安裝create-react-app ： npm install create-react-app -g
遇到錯誤：
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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解決辦法
-
找到 C:\Users\賬戶.npmrc 并刪掉.npmrc，這里要設(shè)置顯示隱藏文件才能看到。
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2.運行： npm cache clean --force
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3.再次運行：npm install create-react-app -g 成功
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創(chuàng)建項目：create-react-app testproject 遇到：npm ERR! code ERR_SOCKET_TIMEOUT
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解決辦法： npm install rxjs 再次運行：create-react-app testproject 成功
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vscode 安裝輔助插件
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