let webpack = require('webpack'); let WebpackDevServer = require('webpack-dev-server'); let config = require('./webpack.config'); //ajax code new WebpackDevServer(webpack(config), { publicPath: config.output.publicPath, hot: true, inline: true }).listen(3000, '0.0.0.0', (err, result) => { if (err) { console.log(err); } console.log('Listening at 0.0.0.0:3000'); })