[Solved] When should you consider implementing ngDoCheck in your Angular component? — Ans: When you want to detect changes in objects or arrays that Angular's default... | Angular

Angular - Lifecycle Hooks

When should you consider implementing ngDoCheck in your Angular component?

AWhen you want to listen to user input events

BWhen you want to run code only once after component initialization

CWhen you want to detect changes in objects or arrays that Angular's default change detection misses

DWhen you want to handle routing changes

Step-by-Step Solution

Solution:

Step 1: Recognize Angular's default change detection limits
Angular's default change detection checks object references but not deep changes inside objects or arrays.
Step 2: Purpose of ngDoCheck
ngDoCheck allows you to implement custom logic to detect such deep or complex changes.
Final Answer:
When you want to detect changes in objects or arrays that Angular's default change detection misses -> Option C
Quick Check:
ngDoCheck = Detect deep changes [OK]

Quick Trick: Use ngDoCheck for deep object or array change detection [OK]

Common Mistakes:

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When should you consider implementing ngDoCheck in your Angular component?