https://medium.com/oredi/webpack-with-babel-7-b61f7caa9565

Prerequisites: This article presumes that the reader has an understanding behind the choice of using Webpack, Babel and ES6 for web applications. It also assumes a basic understanding of how to use Webpack, Babel and ES6.

This article uses a demo web application that does nothing but simple javascript to write to the browser DOM. It does not go into the detail of configuring various Webpack plugins or Babel plugins for complex applications like SPAs. The source for the application can be located at https://github.com/seetd-knowledge/es6-webpack4-babel7.