AngularJS

Angular JS :

Angular JS is a very powerful, Open source, structural JavaScript framework for developing dynamic web applications.

Angular JS is purely for client side.

Angular JS is maintained by Google.

Angular JS provides its own runtime environment, compile process at client side.

Dynamic Web Applications:

Using Angular JS we can develop client side dynamic webpaghes – update the HTML Content at runtime without communicating with server.

We can process the data at client side as per the requirements.

Structural Framework:

Angular JS is a structural framework.

Angular JS provides developer options to write client-side application (Using Javascript) in a clean MVC (Model View Controller) way.

MVW – Model view whatever

MVP – Model View Presenter.

MVVM – Model View View-Model.

Angular JS uses MVC Design Pattern to implement client side programming.

In MVC based applications, development process is split into 3 modules.

1. Model
2. View
3. Controller

 

1. Model:

• Model is the data.
• The data may come from an internal data structure or an external JSON document or even a database.
• Model is implemented by using JavaScript variables, Arrays, Objects and array of objects.
• These data will be shared to view to display.

2. View:

• Views are responsible for the data presentation.
• It can be implemented by using HTML, CSS and Angular JS directives (ng-repeat) .
• Views are bind with controllers to get the data (ng-controller).

3. Controller:

• It is responsible for data processing.
• It acts as a mediator between View and Model.
• Controller will communicate with the model to get the data.
• Controller will transfer the data to view.
• Controllers are written in JavaScript.