Now, let's build our first "Hello world!" application in Angular. In order to get everything up and running as easy and quickly as possible, for our first application, we will use the ECMAScript 5 syntax with the transpiled bundle of Angular. First, create the index.html file with the following content:
<!-- ch4/es5/hello-world/index.html --> <!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <title></title> </head> <body> <script src="https://unpkg.com/[email protected]/dist/zone.js"></script> <script src="https://unpkg.com/[email protected]/Reflect.js"></script> <script src="https://unpkg.com/[email protected]/bundles/Rx.js"></script> <script src="https://unpkg.com/@angular/[email protected]/bundles/core.umd.js"></script> <script src="https://unpkg.com/@angular...