Angular 9 vs. Angular 8 vs. Angular 7 vs. Angular 6, 5, 4, 2

Angular Versioning

Angular version numbers indicate the level of changes that are introduced by the release. This article will help you understand the differences between these versions.

What’s New In Angular 9:

1.      Angular 9 Released October/November 2019

2.      Added undecorated classes migration schematic in the core.

3.      The formControlName also accepts a number in the form

4.      Now allow selector-less directives as base classes in View Engine in the compiler.

5.      Added support selector-less directive as base classes in Ivy and also make the Ivy compiler the default for ngc.

6.      Convert all ngtsc diagnostics to ts.Diagnostics

7.      Added bazel - support ts_library targets as entry-points for ng_package.

8.      Added core - add dynamic queries schematic.

9.      Added core - Mark TestBed.get as deprecated.

10. Added ivy- expose window.ng.getDebugNode helper and also support ng-add in localize package.

11. Added ivy- i18n – add syntax support for $localize metadata block.

12. Added ivy - i18n – reorganizes entry-points for better reuse.

13. Enable logging on TypeScriptHost for language-service

14. Provide diagnostic for invalid templateUrls for language-service

15. Provide diagnostics for invalid styleUrls for language-service

16. Update rxjs peerDependencies minimum requirement

17. Support ng-add in localize package.

18. Allow retrieving synchronized analyzed NgModules

Explore for more detail – What’s New in Angular 9?

What’s New In Angular 8:

1.      Angular 8 Released April/May 2019

2.      Ivy: Next-gen Renderer for Angular Framework

-          Shipment of pre-compiled code

-          Compilation without the need of Metadata.json

-          Meta programming

3.      Added Web Workers

4.      Added Lazy Loading

5.      Improvement in ng-upgrade

6.      Added Support for Node 10

7.      Improvements on CLI workflow

8.      Upgrading Angular Material

9.      Added TypeScript 3.4 support

10. Added Differential Modern JavaScript Loading

11. Improved Web Worker Bundling

12. Added a Navigation Type Available during Navigation in the Router

13. Added pathParamsOrQueryParamsChange mode for runGuardsAndResolvers in the Router

14. Allow passing state to routerLink Directives in the Router

15. Allow passing state to NavigationExtras in the Router

16. Restore whole object when navigating back to a page managed by Angular Router

17. Added support for SASS

18. Resolve generated Sass/Less files to .css inputs

19. Added Angular Router Backward Compatibility

20. Enhanced Web Worker Bundling

Explore for more detail – What’s New in Angular 8?

What’s New In Angular 7:

1.      Angular 7 Released on October 2018

2.      This is a major release and expanding to the entire platform including-

—                Core framework,

—                Angular Material,

—                CLI

3.      Added a new interface - UrlSegment[] to CanLoad interface

4.      Added a new interface -  DoBootstrap interface

5.      Angular 7 added a new compiler - Compatibility Compiler (ngcc)

6.      Introduce a new Pipe called - KeyValuePipe

7.      Angular 7 now supporting to TypeScript 3.1

8.      Added Virtual Scrolling features

9.      Added Drag & Drop features

10. Added Better Error Handling

11. Added a new elements features - enable Shadow DOM v1 and slots

12. Added a new router features - warn if navigation triggered outside Angular zone

13. Added a new mapping for ngfactory and ngsummary files to their module names in AOT summary resolver.

14. Added a new "original" placeholder value on extracted XMB

15. Added a new ability to recover from malformed URLs

16. Added a new compiler support dot (.) in import statements and also avoid a crash in ngc-wrapped

17. Update compiler to flatten nested template fns

18. Added Native Script

19. Added Bundle Budget

Explore for more detail – What’s New in Angular 7?

What’s New In Angular 6:

1.      Angular 6 Released on April 2018

2.      Added Angular Element

3.      Added Service worker   

4.      Added Internationalization (i18n)      

5.      Added Bazel Compiler  

6.      Added New commons - ng-add / ng-update     

7.      Added Model change events - ngModelChange

8.      Added TypeScript 2.7 support 

9.      Improved decorator error messages

10. <ng-template> updated to <template>     

Explore for more detail – What’s New in Angular 6?

What’s New Angular 5?

Included Key Features -

1)     Include Representation of Placeholders to xliff and xmb in the compiler

2)      Include an Options Arg to Abstract Controls in the forms controls

3)      Include add default updateOn values for groups and arrays to form controls

4)      Include updateOn blur option to form controls

5)      Include updateOn submit option to form controls

6)      Include an Events Tracking Activation of Individual Routes

7)      Include NgTemplateOutlet API as stable in the common controls

8)     Create StaticInjector which does not depend on Reflect polyfill

9)      Include [@.disabled] attribute to disable animation children in the animations

10)  Make AOT the default

11)  Watch mode

12)  Type checking in templates

13)  More flexible metadata

14)  Remove *.ngfactory.ts files

15)  Better error messages

16)  Smooth upgrades

17)  Tree-Shakeable components

18)  Hybrid Upgrade Application

Explore for more detail – What’s New Angular 5?

What’s New Angular 4?

1.    Smaller & Faster Apps

2.    View Engine Size Reduce

3.    Animation Package

4.    NgIf and ngFor Improvement

5.    Template

6.    NgIf with Else

7.    Use of AS keyword

8.    Pipes

9.    HTTP Request Simplified

10. Apps Testing Simplified

11. Introduce Meta Tags

12. Added some Forms Validators Attributes

13. Added Compare Select Options

14. Enhancement in Router

15. Added Optional Parameter

16. Improvement Internationalization

Explore for more detail – What’s New Angular 4?

What’s New Angular 2?

Explore for more detail - Angular 2 vs. Angular 1