AngularJs Overview and Features

This article is about features and Advantages of AngularJs


  • AngularJs is cross-browser compliant. It handles JavaScript automatically as per browser.

  • AngularJs licensed under the Apache License version 2.0, It’s completely free and open source.

  • In AngularJs we can write client side application in a MVC (Model View Controller) way.

  • We can create very attractive and rich internet application (RIA) using AngulrJs.

Core and Important Features of AngularJS

  • Directives: AngularJS directives helps us to extend HTML tags, with the help of directives we can create custom HTML tags or custom widgets. Some built-in directives in AngularJS are ng-app, ng-init, ng-model, etc.

  • Expressions: Expressions is a code that is mainly placed inside double braces.
    Some examples of valid expressions in AngularJS:

    • {{1+5}}
    • {{products[index]}}
    • {{x+y}}
  • Module: We can say module works as a container for different parts of our application. AngularJS controllers must belong to a module.

  • Data-binding: Data-binding is the automatic synchronization of data between model and view components.

  • Controller: Controller is used to control AngularJS application, ng-controller directive is used to attach the controller to the DOM.

  • Scope: Scope is link between HTML and the JavaScript or we can say link between view and controller. It is an object refers to the model.

  • Services: There are several built-in services in AngularJS, for example $http to make a XMLHttpRequests, We can also create our own services for application.

  • Filters: Filters are using to formats the value of expression for display to the user. Currency, date, lowercase, number are some of the examples of AngularJS filter.


    {{ expression | filter }}


    The name is {{ Name | uppercase }}

  • Templates: AngularJS templates are written with HTML that contains Angular-specific elements and attributes, it rendered view with information from the controller and model.

  • Deep Linking: It allows us to encode the state of application in the URL so that it can be bookmarked.

Advantages of AngularJS

  • AngularJS is very useful to create Single Page Application in a very clean and maintainable way.

  • Its cross-browser compliant.

  • It provides us the reusable components.

  • It uses dependency injection and make use of separation of concerns.

  • It provides data binding capability to HTML elements, thus it gives user a rich and responsive experience.

  • MVC Architecture is used AngularJS, Module works as a container for different parts of our application, views are pure html pages, and controllers written in JavaScript do the business processing.

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