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In this useCallback React Hooks tutorial, you will learn how to implement useCallback to avoid a common re-rendering React mistake! You will also learn about referential equality in Javascript and why it is so important to understand with the useCallback React hook.
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useCallback STOPS this React MISTAKE | useCallback React Hooks Tutorial
(00:00) Intro
(00:11) Welcome and Overview
(00:22) Referential Equality
(02:41) An example without referential equality
(06:27) A mistake that is easy to make
(08:28) Adding referential equality with useCallback
(10:08) Frequent uses of the useCallback hook
(11:02) The endless rendering loop problem
(13:59) Preventing an endless rendering loop with useCallback
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References:
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