How to know which @Input() changes in ngOnChanges👨‍💻 | SimpleChanges in Angular

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Some popular Angular Interview questions related to @Input decorated properties are ⬇

👉 How to find the previous value of the @Input property before it changed.

👉 How to find whether the @Input property value is changing the first time

👉 How to find which all @Input properties value has changed.

This video explains the answer to some of these questions. 💻 This video also explains about ngOnChnages life cycle hook and SimpleChanges property
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Wow. Just what I needed. It is clear to me now. Great video. Thanks a lot.

juangomez
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The concepts you are teaching will come handy in development, Please come up with such videos in future. 👍

nagendradevara
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Sir where to call an api either in ngOnchanges or ngOnInit

krishramakrishna