useMemo Hook Explained in Hindi 🔥
Channel: Thapa Technical
Date: 2022-08-16

Welcome, What is useMemo Hook in React JS in Hindi? 

The React useMemo Hook returns a memoized value. The useMemo Hook only runs when one of its dependencies is updated.

Think of memoization as caching a value so that it does not need to be recalculated. 

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------- TIMELINE ------
0:00 use Memo Example
1:20 what we want
2:50 Code Explained
5:30 useMemo code
7:45 useEffect vs useMemo
10:00 Outro

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