Vue修改项目启动端口号方法

"scripts": {
 "dev": "node build/dev-server.js",
 "start": "node build/dev-server.js",
 "build": "node build/build.js",
 "lint": "eslint --ext .js,.vue src"
}

var config = require('../config')
...
var port = process.env.PORT || config.dev.port
...
var uri = 'http://localhost:' + port

dev: {
 ...
 port: 8090,
 ...
}