Angular

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1.Introduction

Angular is javascript framework

Client-side framework

Uses HTML CSS and Javascript

Why Angular?

Expressive

Good data binding

Modularity​​​​​​​​​

Why new Angular?

Speed

modern(uses updated js like class modules)

Simplified API

Anatomy of Angular Application

Application= (component+component+component)+Services;

Component=Templete(html)+Classes(binding)+metadatainfo.

Angular modules

Every angular app contains one module ie. Root Angular module.

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Setting up of Angular Application

Manual Creation

Create app folder.

Add package definition and conf files.

Install packages.

create apps angular module.

Create main.ts file.

Create a host page.

TypeScript

Open source

superset of javascript

transfiles into plain js

Strongly typed

libraries are storied in .d.ts

class based oop