Node.js安装详细步骤教程(Windows版)

 

Node.js安装详细步骤教程(Windows版)

根据上边博客文章，完成下载及安装。

 

问题一：

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 antivirus),
npm ERR! or that you lack permissions to access it.
npm ERR!
npm ERR! If you believe this might be a permissions issue, please double-check the
npm ERR! permissions of the file and its containing directories, or try running
npm ERR! the command again as root/Administrator (though this is not recommended).

解决：使用管理员身份运行cmd或者windows powershell

 

问题二：npm config set prefix “XXXX”  设置后想更换

解决：删除X:\Users\用户名\.npmrc整个文件 或者 文件下对应的配置：

prefix =C:\Program Files\nodejs\node_global 
cache =C:\Program Files\nodejs\node_cache

　　

 问题三：npm WARN Local package.json exists, but node_modules missing, did you mean to install?

解决方法：

输入npm install 或 cnpm install 后，再次启动

npm run dev 成功启动!

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上边方式不行的话，尝试: