npm 和 yarn 更改为淘宝镜像

   查看registry

# npm命令
npm config get registry
# yarn命令
yarn config get registry

修改为淘宝镜像

# npm命令
npm config set registry http://registry.npm.taobao.org/
# yarn命令
yarn config set registry http://registry.npm.taobao.org/

修改为原镜像

# npm命令
npm config set registry http://registry.npmjs.org/
# yarn命令
yarn config set registry http://registry.npmjs.org/