批处理

windows

start.bat

@echo off

start cmd /k "cd main-app&&yarn start"
start cmd /k "cd hj-react-app&&yarn dev"
start cmd /k "cd my-app&&yarn start"
start cmd /k "cd vite-react-app&&yarn dev"

mac

start.sh

#!/bin/bash
cd main-app&&yarn start & cd hj-react-app&&yarn dev & cd my-app&&yarn start & cd vite-react-app&&yarn dev

运行

sh ./start.sh