webpack 4 & dev server

proxy

https://webpack.js.org/configuration/dev-server/#devserverproxy

https://webpack.docschina.org/configuration/dev-server/#devserver

// webpack.config.js

module.exports = {

  devServer: {

    proxy: {

      '/api': 'http://localhost:3000'

    }

  }

};

http-proxy

middleware

https://github.com/chimurai/http-proxy-middleware#tldr



var express = require('express');

var proxy = require('http-proxy-middleware');

var app = express();

app.use(

  '/api',

  proxy({ target: 'http://www.example.org', changeOrigin: true })

);

app.listen(3000);

// http://localhost:3000/api/foo/bar -> http://www.example.org/api/foo/bar

webpack 4 & dev server