Uploaded March 2024 | Updated September 2026, 1 week ago

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Similar to useMemo, we have useCallback. What does this hook do?

This function allows us to memoize function definitions to avoid unnecessary re-renders especially when combined with the React.memo function

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You can find the code used in this video here: github.com/dillionmegida/react-course/tree/part-25

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Timestamp:
00:00 what is the useCallback hook
00:46 why do we need useCallback
05:48 how to use useCallback

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Dillion Megida, creator of DEEECODE, is a Software Engineer, Developer Advocate and a Content Creator passionate about simplifying topics around Tech via articles and videos.

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