node查看源切換淘寶源

• 查看當前源

npm config get registry
# or
yarn config get registry

• 切換淘寶源

npm config set registry https://registry.npm.taobao.org
# or
yarn config set registry https://registry.npm.taobao.org

• 切換yarn源

yarn config set registry https://registry.yarnpkg.com