Webpack

$ npm install webpack --save-dev

// hello.js module.exports = 'Hello' // world.js module.exports = 'World' // entry.js const hello = require('./hello') const world = require('./world') console.log(hello + world)

$ webpack entry.js bundle.js Hash: 9e568770bce462c4b398 Version: webpack 2.4.1 Time: 79ms Asset Size Chunks Chunk Names bundle.js 2.92 kB 0 [emitted] main [0] ./hello.js 25 bytes {0} [built] [1] ./world.js 25 bytes {0} [built] [2] ./entry.js 93 bytes {0} [built] $ node bundle.js >> Helloworld

// webpack.config.js module.exports = { entry: { 'entry': './entry.js' }, output: { filename: 'bundle.js' } } // package.json { "dependencies": {}, "devDependencies": { "webpack": "^2.4.1" }, "scripts": { "build": "webpack entry.js bundle.js" } }

$ npm run build Hash: 048e62e002d64d39acb9 Version: webpack 2.4.1 Time: 70ms Asset Size Chunks Chunk Names bundle.js 2.92 kB 0 [emitted] entry [0] ./hello.js 25 bytes {0} [built] [1] ./world.js 25 bytes {0} [built] [2] ./entry.js 93 bytes {0} [built]