命令行更新node版本

命令行更新node版本

1.更新node.js版本命令：

npm install -g n

2.升级node.js到最新稳定版

n stable

遇到的错误：

1 、

D:\webpack>npm install -g n

npm ERR! Windows_NT 6.1.7601

npm ERR! argv “C:\Program Files\nodejs\node.exe” “C:\Program Files\nodejs\

node_modules\npm\bin\npm-cli.js” “install” “-g” “n”

npm ERR! node v6.9.2

npm ERR! npm v3.10.9

npm ERR! code EBADPLATFORM

npm ERR! notsup Unsupported platform for n@2.1.8: wanted {“os”:”!win32”,”arch”:”

any”} (current: {“os”:”win32”,”arch”:”x64”})

npm ERR! notsup Valid OS: !win32

npm ERR! notsup Valid Arch: any

npm ERR! notsup Actual OS: win32

npm ERR! notsup Actual Arch: x64

npm ERR! Please include the following file with any support request:

npm ERR! D:\webpack\npm-debug.log

解决方案

npm install -g n --force或-f:强制重新安装

2、

D:\webpack>npm install webpack –save-dev

npm ERR! Windows_NT 6.1.7601

npm ERR! argv “C:\Program Files\nodejs\node.exe” “C:\Program Files\nodejs\

node_modules\npm\bin\npm-cli.js” “install” “webpack” “–save-dev”

npm ERR! node v6.9.2

npm ERR! npm v3.10.9

npm ERR! code ENOSELF

npm ERR! Refusing to install webpack as a dependency of itself

npm ERR!

npm ERR! If you need help, you may report this error at:

npm ERR! https://github.com/npm/npm/issues

npm ERR! Please include the following file with any support request:

npm ERR! D:\webpack\npm-debug.log

解决方案：

出现问题是因为：package.json中已经有webpack了，换个名字就行了