1,node的各个版本https://nodejs.org/zh-cn/download/releases/
2,在安装目录下创建node_cache和node_global
3,在cmd中执行
npm config set prefix “D:Program Files (x86)nodenode_global”
npm config set cache “D:Program Files (x86)nodenode_cache”
4,环境变量
变量名填:NODE_PATH
变量值填:D:Program Files (x86)nodenode_modules
5,用户变量path
修改成
D:Program Files (x86)nodenode_global
6,设置淘宝镜像
npm config set registry http://registry.npm.taobao.org/
yarn安装npm install -g yarn
yarn config set registry http://registry.npm.taobao.org/
7,read ECONNRESET问题
npm config set registry http://registry.npmjs.org/
npm config get proxy
npm config rm proxy
npm config rm https-proxy