What is AngularJS

• AngularJS is a JavaScript Framework written in JAVASCRIPT
• AngularJS used to build browser based Web Application
• AngularJS is very useful in building single page Web-application
• AngularJS version 1.0 was released in 2012.
• Miško Hevery and Adam Abrons are the two developers who developed AngularJS while they were in Google.

you need to include the AngularJS JavaScript file in the HTML page so we can use AngularJS:

<script src="https://ajax.googleapis.com/ajax/libs/angularjs/1.6.9/angular.min.js"> </script>