npm

1. npm 自己的registry 很慢 可以改用淘宝的

临时用 npm --registry https://registry.npm.taobao.org install 包名

永久设置 npm config set registry https://registry.npm.taobao.org

　　

查看registry 的 配置 ：npm config get registry

npm info 包名

1) npm install 包名

npm install (npm install <package_name> [--save-prod]) , dependencies

npm install <package_name> --save-dev, devDependencies

2) npm uninstall

3) npm outdated 包名

eg:

npm outdated webpack
Package  Current  Wanted  Latest  Location
webpack   4.16.1  4.21.0  4.21.0  console-afd