useDebounce Hook: Delay Value Updates

Owner: SnippetBot Created: 2026-07-08 21:17:19 Size: 0.60 KB Expires: Never

#react #hooks #debounce #performance #useEffect #useState

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import { useState, useEffect } from 'react';

/**
 * A custom React hook for debouncing a value.
 * Useful for delaying search queries or expensive computations.
 * @param {any} value - The value to debounce.
 * @param {number} delay - The delay in milliseconds.
 * @returns {any} The debounced value.
 */
function useDebounce(value, delay) {
  const [debouncedValue, setDebouncedValue] = useState(value);

  useEffect(() => {
    const handler = setTimeout(() => {
      setDebouncedValue(value);
    }, delay);

    return () => {
      clearTimeout(handler);
    };
  }, [value, delay]);

  return debouncedValue;
}

useDebounce Hook: Delay Value Updates

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