What is memoization and how does useMemo work? Memoization क्या है और useMemo कैसे काम करता है?

const memoized = useMemo(() => { return expensiveCalculation(data); }, [data]);

Answer

const memoized = useMemo(() => {
  return expensiveCalculation(data);
}, [data]);

useMemo से expensive calculations को cache कर सकते हैं।

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