What is the difference between useCallBack and useMemo?
When should you use useMemo and useCallback?
In this video tutorial you’ll learn how to use these two React hooks and see some real-world examples.
Chapters:
00:00 useCallback vs. useMemo definition
00:51 First-class functions
01:50 Higher-order functions
02:29 Referential equality
05:09 Memoization
06:16 useCallback vs. useMemo API reference
07:32 Real-world useCallback vs useMemo example
07:49 Why useCallback and useMemo?
09:41 useCallback example
10:10 useMemo example
When should you use useMemo and useCallback?
In this video tutorial you’ll learn how to use these two React hooks and see some real-world examples.
Chapters:
00:00 useCallback vs. useMemo definition 00:51 First-class functions 01:50 Higher-order functions 02:29 Referential equality 05:09 Memoization 06:16 useCallback vs. useMemo API reference 07:32 Real-world useCallback vs useMemo example 07:49 Why useCallback and useMemo? 09:41 useCallback example 10:10 useMemo example