19 lines
424 B
JavaScript
19 lines
424 B
JavaScript
import { useRef, useEffect } from 'react';
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export default function useInterval(callback, delay) {
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const savedCallback = useRef();
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useEffect(() => {
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savedCallback.current = callback;
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}, [callback]);
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useEffect(() => {
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const tick = () => {
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savedCallback.current();
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};
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if (delay !== null) {
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const id = setInterval(tick, delay);
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return () => clearInterval(id);
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}
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}, [delay]);
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}
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