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14 lines
232 B
TypeScript
14 lines
232 B
TypeScript
import { useEffect, useRef } from 'react';
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const usePrevious = <T>(state: T): T | undefined => {
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const ref = useRef<T>();
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useEffect(() => {
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ref.current = state;
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});
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return ref.current;
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};
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export default usePrevious;
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