Angular Life Cycle Hook | ngOnDestroy | Component Life Cycle Hooks (Part-4) (Tutorial 44)

Hello Everyone
This video will cover ngOnDestroy hook in Angular. We will also cover why ngOnDestroy hook is must to use to avoid any memory leakage in Angular application.

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*Find other videos on angular Life Cycle hook:*
Part 1: https://youtu.be/wWLV0tImsK4
Part 2: https://youtu.be/ijgtD8o5n_4
Part 3: https://youtu.be/GXBm04c1PNk

There are 8 distinct kinds of hooks in the lifecycle of a component or directive.
1)ngOnChanges
2)ngOnInit
3)ngDoCheck
4)ngAfterContentInit
5)ngAfterContentChecked
6)ngAfterViewInit
7)ngAfterViewChecked
8)ngOnDestroy

*ngOnDestroy*

✔️ ngOnDestroy() is a lifecycle hook that is called when a directive, pipe, or component is destroyed.

✔️ This lifecycle hook is used for any custom cleanup that needs to occur when the instance is destroyed, by doing so you can prevent memory leakage.


*Checkout other important topics : *
RxJS Subject: https://youtu.be/DWLJegTWVxM
RxJS BehaviorSubject : https://youtu.be/G1vcm53pt0M
RxJS Replay Subject: https://youtu.be/KxiaCZWHwqk
Angular Subject and BehaviorSubjet: https://youtu.be/u5iNPN-aGZU
Promises vs Observables: https://youtu.be/qfKkDEudaRs
Promises vs Observables shorts: https://youtu.be/o1z4dHcEdOc

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