npm安装（windows）

检查node.js安装

node-v npm-v

npm install-g @XXX

配置淘宝镜像

npm config set registry https://registry.npmmirror.comnpm config get registry # 查看验证，应显示上述地址

npm install-g @XXX--registry=https://registry.npmmirror.com # 临时换源安装npm cache clean--force # 清缓存 npm config set registry https://registry.npmjs.org/ # 恢复官方源