AngularJs is a structural framework for dynamic web apps. It lets you use HTML as your template language and lets you extend HTML's syntax to express your application's components clearly and succinctly.
The AngularJS Components
1.ng-app - AngularJS application to HTML.
2.ng-model - AngularJS application data to HTML input controls.
3.ng-bind - AngularJS Application data to HTML tags.