使用vue.js安装node环境npm出错npm ERR! network request to https://registry.npmjs.org/nrm failed, reason: conn

报错信息:
npm ERR! code ETIMEDOUT
npm ERR! errno ETIMEDOUT
npm ERR! network request to https://registry.npmjs.org/nrm failed, reason: connect ETIMEDOUT 104.16.20.35:443
npm ERR! network This is a problem related to network connectivity.
npm ERR! network In most cases you are behind a proxy or have bad network settings.
npm ERR! network
npm ERR! network If you are behind a proxy, please make sure that the
npm ERR! network 'proxy' config is set properly.  See: 'npm help config'

npm ERR! A complete log of this run can be found in:
npm ERR!     C:\Users\ShiYaXin\AppData\Roaming\npm-cache\_logs\2019-10-15T05_07_11_028Z-debug.log

解决办法:

采用cnpm镜像就可以解决了。

输入下面这个命令，安装完成之后，再接着安装就好了
npm install -g cnpm --registry=https://registry.npm.taobao.org

安装完成后的效果

D:\>npm install vue-cli -g
npm WARN deprecated [email protected]: CoffeeScript on NPM has moved to "coffeescript" (no hyphen)
D:\software\nodejs\node_global\vue -> D:\software\nodejs\node_global\node_modules\vue-cli\bin\vue
D:\software\nodejs\node_global\vue-init -> D:\software\nodejs\node_global\node_modules\vue-cli\bin\vue-init
D:\software\nodejs\node_global\vue-list -> D:\software\nodejs\node_global\node_modules\vue-cli\bin\vue-list
+ [email protected]
added 236 packages in 55.037s

还有一种办法：这个 命令，虽然有时需要安装很多次(推荐这个)

npm install nrm -g

成功后效果:

npm WARN deprecated [email protected]: CoffeeScript on NPM has moved to "coffeescript" (no hyphen)s
[   ...............] \ fetchMetadata: sill resolveWithNewModule [email protected] checkingC:\Users\ShiYaXin\AppData\Roaming\npm\nrm -> C:\Users\ShiYaXin\AppData\Roaming\npm\node_modules\nrm\cli.js
+ [email protected]
added 489 packages in 258.71s

``