Yarn 常用命令npmYarn作用npm inityarn init初始化npm installyarn install 或 yarn安装依赖npm uninstallyarn remove删除依赖无yarn cache clean删除共享缓存文件npm updateyarn upgrade更新依赖npm run buildyarn run build 或 yarn build打包项目npm run serveyarn serve运行项目混用 npm i 和 yarn add 可能会造成包丢失