React修改项目启动的默认端口号
在package.json中把”start“修改成”set PORT=9000 && react-scripts start“代码示例如下:"scripts": {
"start": "set PORT=9000 && react-scripts start",
"build": "react-scripts build",
"test": "react-scripts test --env=jsdom",
"eject": "react-scripts eject"
}