React useCallback hook and React memo explained in Tamil with examples | useCallback Tamil

React Hooks Tamil. React Tamil. React JS Tamil. What is React useCallback hook ?  What is React memo ? How to use React useCallback and React memo?  are explained in Tamil with examples.
React useCallback and memo are used to avoid unnecessary re-renders and code optimization.

0:00 - Intro
0:51 - Referential Equality
7:38 - Memoization
9:26 - useCallback

source code - https://github.com/TamilCodingWizard/...
completed code - availavble in "completed" branch.

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