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Sunday, February 12, 2017

Angular 2 - Overview

What is Angular 2?

Angular 2 is an open source JavaScript framework to build web applications in HTML and JavaScript and has been conceived as a mobile first approach.

History

The beta version of Angular 2 has been released in the March of 2014.

Why to use Angular 2?

  • Angular 2 is simpler than Angular 1 and its fewer concepts make it easier to understand.
  • You can update the large data sets with minimal memory overhead.
  • It will speed up the initial load through server side rendering.

Features

  • Angular 2 is faster and easier than Angular 1.
  • It supports latest the version of browsers and also supports old browsers including IE9+ and Android 4.1+.
  • It is a cross platform framework.
  • Angular 2 is mainly focused on mobile apps.
  • Code structure is very simplified than the previous version of Angular.

Advantages

  • If an application is a heavy load, then Angular 2 keeps it fully UI responsive.
  • It uses server side rendering for fast views on mobile.
  • It works well with ECMAScript and other languages that compile to JavaScript.
  • It uses dependency injection to maintain applications without writing too long code.
  • Everything will be the component based approach.

Disadvantages

  • Since Angular 2 is a newly introduced framework, there is less online community support.
  • It takes time to learn if you are new to Angular 2.
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