18 lines
424 B
TypeScript
18 lines
424 B
TypeScript
import { useEffect, useRef } from 'react';
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/**
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* Custom hook to get previous value. It can be used,
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* for example, to get previous props or state.
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* @param {*} value Value to be tracked
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* @returns The previous value.
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*/
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export const usePreviousValue = <T = unknown>(value: T) => {
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const ref = useRef<T>();
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useEffect(() => {
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ref.current = value;
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});
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return ref.current;
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};
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export default usePreviousValue;
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