保证手机和电脑在同一局域网下
- 修改config文件下的index.js
// Various Dev Server settings
host: '192.168.1.14', // can be overwritten by process.env.HOST
// host: 'localhost', // can be overwritten by process.env.HOST
port: 8080, // can be overwritten by process.env.PORT, if port is in use, a free one will be determined
autoOpenBrowser: false,
errorOverlay: true,
notifyOnErrors: true,
poll: false, // https://webpack.js.org/configuration/dev-server/#devserver-watchoptions-