What are the Different Types of Angular and AngularJS Versions?

Technological advancements and improvements enable the Internet at rapid speeds as requirements change and Angular developers build better software versions.

Google developed AngularJS in 2009, and version 1.0 was released in 2012. The Angular framework has since dominated the open-source JavaScript framework market, with enthusiastic support from enterprises and widespread adoption by individuals.

Over the last five years, AngularJS has evolved from AngularJS version 1.0 to AngularJS version 2.0 and now AngularJS version 4.0. However, there is a wide difference between Angular VS AngularJS in terms of features and functionalities.

However, in this post, we will talk about the different AngularJS versions. Let's dive into different angular versions, from angular 2 to angular 8.

List of different Angular versions

Here we have listed down the AngularJS versions along with the description and features-

Angular 2

• This version was released in 2016
• Complete rewrite of Angular 1
• Written in typescript
• Made with controller-based component
• ES6 and typescript supported
• More testable as component-based
• Responsive for Mobile/Low-end devices
• Up to typescript 1.8 is supported

Read: Top Angular Developer Skills To Look for While Hiring A Angular Developer

Angular 3

With don't have Angular 3 versions because Angular is developed in a MonoRepo, which means a single repo for every version, examples-@angular/core, @angular/compiler, @angular/router, etc., As the Angular router was already in v3, releasing Angular 3 with router four will confuse. Consequently, they skipped version 3 and released AngularJS version 4.0.0 to align all the significant dependencies in the MonoRepo.

Read: Top AngularJS Interview Questions

Angular 4

• This AngularJs latest version was released in 2017
• Easy changes in the core library
• Angular 4 is the next version of Angular 2; the concept is the same and has been inherited from Angular 2.
• Code generated by the AOT compiler is reduced in size to improve performance.
• Typescript 2.1 & 2.2 compatible.
• All features of ts 2.1 & 2.2 are supported in the Angular 4 application.
• Else block in *ngIf introduced in Angular 4
• — Instead of writing two ngIf for else, add the below code in the component template:

*ngIf=”yourCondition; else myFalsyTemplate”

“<ng-template #myFalsyTemplate>Else Html</ng-template>”

Angular 5

• This AngularJs latest version is released on 1st November 2017
• Its build optimizer feature helps in removing unnecessary code from your application.
• The quality of Angular Universal State Transfer API and DOM Support effectively allows sharing of the application's state between the server and client sides.
• The compiler improvement features of Angular 5 help improve the support of an application's incremental compilation.
• Preserving white space helps to remove unnecessary new lines, tabs, and white spaces. We can add the below code(decrease bundle size).

Angular 6

• This was released on April 2018
• Angular 2.0 will focus less on the underlying framework and the toolchain to make it easier to work quickly with it in the future.
• No major breaking changes
• The upgrade of Dependency on RxJS 6 have breaking changes, but the CLI command helps in migrating from an older version of RxJS.
• Added primary version number of the:
• — Angular framework
• — Angular CLI
• — Angular Material + CDK

Angular 7

• This was released on October 2018
• Major features are-
• — Core framework,
• — Angular Material,
• — CLIP
• The CLI feature helps prompt users in running common commands like ng new or ng add @angular/material to get aid for building a new project using SCSS.
• Added a new interface — DoBootstrap interface
• Added a new compiler named Compatibility Compiler (ngcc)
• New compiler support dot (.) added to import statements and also avoided a crash in ngc-wrapped
• Introduce a new Pipe called — KeyValuePipe
• Angular seven is now supporting TypeScript 2.9.
• A new "original" placeholder value on extracted XMB
• A new interface — UrlSegment[] to CanLoad interface
• New router feature — warn if navigation triggered outside the Angular zone
• Ability to recover from malformed URLs
• New elements features — enable Shadow DOM v1 and slots
• Added a new factory and summary files mapping to their module names in the AOT summary resolver.

Wrapping up

We have mentioned the essential Angular versions; however, there are still some Angular versions left. Every AngularJS version has some bit of upgradation and has different features from one another. You can differentiate every AngularJs latest versions to look for in-depth differences.