13 lines
298 B
TypeScript
13 lines
298 B
TypeScript
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import { useEffect, useRef } from "react";
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// Make sure to use this hook at the start of functional component
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const usePrevious = <T,>(value: T): T | undefined => {
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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 usePrevious;
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