<!DOCTYPE html> <!-- #docregion --> <html> <head> <title>Angular 2 Lifecycle Hooks</title> <meta charset="UTF-8"> <meta name="viewport" content="width=device-width, initial-scale=1"> <link rel="stylesheet" href="styles.css"> <link rel="stylesheet" href="sample.css"> <script defer src="main.dart" type="application/dart"></script> <script defer src="packages/browser/dart.js"></script> </head> <body> <my-app>Loading...</my-app> </body> </html>