ReactReact HooksPerformanceJavaScript
When to Use useMemo and useCallback in React
Learn when React useMemo vs useCallback helps, how dependencies and referential equality work, and when memoization adds needless complexity in real components.
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Learn when React useMemo vs useCallback helps, how dependencies and referential equality work, and when memoization adds needless complexity in real components.
Learn how to fix React useEffect infinite loops by checking dependencies, object and function identity, state updates, and effect cleanup.