npm 代理与镜像配置 ​

npm config set proxy http://127.0.0.1:7890

npm config set https-proxy http://127.0.0.1:7890

npm config delete proxy

npm config delete https-proxy

npm get proxy

npm get https-proxy

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

npm config set registry https://registry.npmmirror.com

npm config delete registry

npm get registry

npm install --registry=https://registry.npmmirror.com