Open vue project (dev)
dev / config / file path modify index.js
Then the host can be specified and modified pord
host: 'localhost', // can be overwritten by process.env.HOST port: 8082, // 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-