NRM - NPM registry manager

1. 安装： npm i -g nrm

2. 使用：

nrm ls   查看可用源列表

npm ---------- https://registry.npmjs.org/
yarn --------- https://registry.yarnpkg.com/
tencent ------ https://mirrors.cloud.tencent.com/npm/
cnpm --------- https://r.cnpmjs.org/
taobao ------- https://registry.npmmirror.com/
npmMirror ---- https://skimdb.npmjs.com/registry/

nrm use  taobao   切换npm 源

进一步查看细节请访问： https://www.npmjs.com/package/nrm