What is Angular? Why Angular? Advantages of Angular ? Architecture of Angular Apps ?

What is Angular?

• A framework for building client application in HTML,CSS, Typescript.
• It is completely written in typescript
• It is completely rewrite from the same team that build AngularJS.
• Primarily aimed to develop  SPAs
• It uses HTML syntax to express your application’s component clearly
• It is designed for web ,desktop and mobile platform
• Developed By Google in September 2014

Building Blocks?

• Component
• Modules
• Templates
• Metadata
• Services

Why Angular?

• Modular approach
• Reusable code
• Development quicker and easier
• Unit testable

Advantages of Angular  :

• Reduction of cost
• Standards compliance

        ES6+

        Modules

• Performance
• Open Source
• Popularity
• Document

Angular History 

• AngularJS – Build on JavaScript and completely based on controllers
• Angular 2 –Incorporated the component based approach 
• Angular 4-Included router updation, Angular CLI 1.0 was introduced 
• Angular 5,6 – Angular CLI was optimized and the commands ng-update and ng-add were added
• Angular 7- Prompts were introduced which provide tips in CLI about the functions.
• Angular 8 – Ivy renderer and Bazel were introduced 
• Angular 9 – Came with better framework and Angular Material included full switch to Ivy Renderer as a default compiler

  Architecture