npm 镜像源

1.设置国内镜像

a. 设置config

npm config set registry http://registry.npmjs.org 

b.编辑~/user/.npmrc

registry=https://registry.npm.taobao.org

2.切换回原npm地址

npm config set registry http://registry.npmjs.org 

3.使用nrm管理registry地址

a.安装依赖

npm install -g nrm

b.添加registry地址

nrm add npm http://registry.npmjs.org
nrm add taobao https://registry.npm.taobao.org

c.切换npm registry地址

nrm use taobao
nrm use npm

4.设置单个包的镜像源

npm config set sass_binary_site=https://npm.taobao.org/mirrors/node-sass/
npm config set phantomjs_cdnurl=https://npm.taobao.org/mirrors/phantomjs/
npm config set electron_mirror=https://npm.taobao.org/mirrors/electron/
npm config set registry=https://registry.npm.taobao.org