Introduction of AngularJS

Introduction of AngularJS

Introduction of AngularJS

AngularJS is a very powerful JavaScript Framework. It is used in Single Page Application (SPA) projects. It extends HTML DOM with additional attributes and makes it more responsive to user actions. AngularJS is open source, completely free, and used by thousands of developers around the world. It is licensed under the Apache license version 2.0.

Definition of AngularJS

AngularJS is a structural framework for dynamic web apps.

Advantages of AngularJS

• 1-AngularJS provides capability to create Single Page Application in a very clean and maintainable way.
• 2-AngularJS provides data binding capability to HTML thus giving user a rich and responsive experience
• 3-AngularJS code is unit testable.
• 4-AngularJS uses dependency injection and make use of separation of concerns.
• 5-AngularJS provides reusable components.
• 6-AngularJS, developer write less code and get more functionality.

Disadvantages of AngularJS

Though AngularJS comes with lots of plus points but same time we should consider the following points −

• 1-Not Secure − Being JavaScript only framework, application written in AngularJS are not safe. Server side authentication and authorization is must to keep an application secure.
• 2-Not degradable − If your application user disables JavaScript then user will just see the basic page and nothing more.

The AngularJS Components

The AngularJS framework can be divided into following three major parts −

• ng-app − This directive defines and links an AngularJS application to HTML.
• ng-model − This directive binds the values of AngularJS application data to HTML input controls.
• ng-bind − This directive binds the AngularJS Application data to HTML tags.

AngularJS Environment Setup

Click on this link :-https://angularjs.org/

Download Script file & Add in your Application.

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