笔记nodejs：npm常用命令

npm常用命令

npm -v //版本

npm install npm -g //升级

npm install

npm install express
npm install express -g
npm uninstall express
var express = require(‘express’);

npm ls
npm list
npm list -g
npm list grunt //查看某个模块的版本号

npm update express

npm search express

npm init

npm publish

npm help //查看某条命令的详细帮助
npm help install

npm cache clear //清空NPM本地缓存
//安装npm淘宝镜像cnpm
npm install -g cnpm --registry=https://registry.npm.taobao.org