# What is Angular?

Hey everyone, welcome to my [The complete Angular tutorial for beginners](https://askudhay.hashnode.dev/series/angular-tutorial) series, and this is the first blog post of the series. Yay!

This post is all about Introduction to Angular, and it is the first step in learning Angular. 

Congrats! 🎉

Below questions will be answered at the end of this post:


* What is Angular?
* Why Angular?
* AngularJS vs. Angular

Let's begin!

### What is Angular? – Quick Introduction


> Angular is an application design framework and development platform for creating efficient and sophisticated single-page apps. - [Angular.io](https://angular.io/docs)

* Angular is a framework for developing client applications using HTML, JavaScript & TypeScript.
* Angular provides a skeleton for creating client applications and has all the libraries needed to build robust applications.
* A complete framework for developing Single Page Applications developed & maintained by Google.

### Why Angular?

* With Angular, we can develop apps that run across all platforms – Web, Mobile Web, Native Mobile, and Native Desktop. One App that runs across all platforms.
* Data binding is such an easy thing in Angular – One-way binding / Two-way binding. We will learn a lot about it in the upcoming articles.
* Speed & Performance can be achieved with other libraries like RxJS in addition to Angular.
* It is a more streamlined framework that focuses on building applications as Classes using TypeScript.
* It comes with incredible tooling to generate scaffolding for creating components, modules, etc., build and deploy applications.
* And above all of the aforementioned pointers, Angular is from Google, so it is well maintained, and new features keep coming in every release.

### AngularJS vs Angular

AngularJS and Angular are not the same.

AngularJS is based on JavaScript, and it is a library, not a framework, where Angular is a framework based on TypeScript.

Angular 2.0 and above are called Angular framework; before version 2.0, it is called AngularJS.

|                    | Angular JS  | Angular |
| ----------- | -----------   | -------  |
| Language	| Based on JavaScript| Based on TypeScript | 
| Architecture	| Uses the concept of Scope and Controllers |  Uses hierarchy of components. |
| Architecture	| Uses the concept of Scope and Controllers |  Uses hierarchy of components. |
| Module, Controller (or) Service implementation | As functions | As classes                              |
| Modular System |AngularJS’s Modules | ES6 Modules |
| Transpiler required? | No	| Required |


Now you know a lot about Angular, continue the learning with the next article in the series. 

Happy learning!

I tweet a lot about Angular, so feel free to follow me on Twitter at [AskUdhay](https://twitter.com/AskUdhay)