How to change port in vue webpack template?!

vue init webpack-simple <project name> 으로 만든 템플릿만든후 테스트 서버 포트변경하는 방법

When using the webpack-simple template, you can add a "port" property to the devServer object in webpack.config.js and assign it to whatever value you want, like so:

devServer: { historyApiFallback: true, noInfo: true, port: 9080 },