nodejs14.21.3下载与安装【保姆级】

目录

1.官方下载

2.骚操作来了 

3.变量环境

4.查看node 

5.安装cnpm 

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1.官方下载

官方地址：快点啊~我的小宝贝儿

 

2.骚操作来了 

双击安装包，一路通关到最后哦~，难不到你的~~~

• 1.在node文件夹里新建文件夹 node_cache和node_global

• 2.使用命令配置 

npm config set prefix "E:\node\node_global"

npm config set cache "E:\node\node_cache "

3.变量环境

• 1.添加环境变量

• 2.添加到path 

4.查看node 

• 1.使用命令查看

node -v

npm -v

 

5.安装cnpm 

直接安装对应版本~

npm install [email protected] -g

如果不听劝可能报下面错误！！！！！！！！！！！！！！！！！！！！！

npm ERR! code EPERM
npm ERR! syscall rename
npm ERR! path C:\Users\admin\AppData\Roaming\nvm\v14.21.3\node_modules\cnpm\node_modules\.make-fetch-happen.DELETE\node_modules\@npmcli
npm ERR! dest C:\Users\admin\AppData\Roaming\nvm\v14.21.3\node_modules\cnpm\node_modules\make-fetch-happen\node_modules\@npmcli
npm ERR! errno -4048
npm ERR! Error: EPERM: operation not permitted, rename 'C:\Users\admin\AppData\Roaming\nvm\v14.21.3\node_modules\cnpm\node_modules\.make-fetch-happen.DELETE\node_modules\@npmcli' -> 'C:\Users\admin\AppData\Roaming\nvm\v14.21.3\node_modules\cnpm\node_modules\make-fetch-happen\node_modules\@npmcli'
npm ERR!  [OperationalError: EPERM: operation not permitted, rename 'C:\Users\admin\AppData\Roaming\nvm\v14.21.3\node_modules\cnpm\node_modules\.make-fetch-happen.DELETE\node_modules\@npmcli' -> 'C:\Users\admin\AppData\Roaming\nvm\v14.21.3\node_modules\cnpm\node_modules\make-fetch-happen\node_modules\@npmcli'] {
npm ERR!   cause: [Error: EPERM: operation not permitted, rename 'C:\Users\admin\AppData\Roaming\nvm\v14.21.3\node_modules\cnpm\node_modules\.make-fetch-happen.DELETE\node_modules\@npmcli' -> 'C:\Users\admin\AppData\Roaming\nvm\v14.21.3\node_modules\cnpm\node_modules\make-fetch-happen\node_modules\@npmcli'] {
npm ERR!     errno: -4048,
npm ERR!     code: 'EPERM',
npm ERR!     syscall: 'rename',
npm ERR!     path: 'C:\\Users\\admin\\AppData\\Roaming\\nvm\\v14.21.3\\node_modules\\cnpm\\node_modules\\.make-fetch-happen.DELETE\\node_modules\\@npmcli',
npm ERR!     dest: 'C:\\Users\\admin\\AppData\\Roaming\\nvm\\v14.21.3\\node_modules\\cnpm\\node_modules\\make-fetch-happen\\node_modules\\@npmcli'
npm ERR!   },
npm ERR!   errno: -4048,
npm ERR!   code: 'EPERM',
npm ERR!   syscall: 'rename',
npm ERR!   path: 'C:\\Users\\admin\\AppData\\Roaming\\nvm\\v14.21.3\\node_modules\\cnpm\\node_modules\\.make-fetch-happen.DELETE\\node_modules\\@npmcli',
npm ERR!   dest: 'C:\\Users\\admin\\AppData\\Roaming\\nvm\\v14.21.3\\node_modules\\cnpm\\node_modules\\make-fetch-happen\\node_modules\\@npmcli',
npm ERR!   parent: 'cnpm'
npm ERR! }
npm ERR!
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.

npm ERR! A complete log of this run can be found in:
npm ERR!     C:\Users\admin\AppData\Roaming\npm-cache\_logs\2023-12-29T07_52_50_909Z-debug.log

你还真是头倔驴，不撞南墙不回头啊~有志气！！！