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18 lines
414 B
TypeScript
18 lines
414 B
TypeScript
import { useRef, useEffect } from "react";
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export function useInterval(callback: () => void, delay: number): void {
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const savedCallback = useRef<() => void>();
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useEffect(() => {
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savedCallback.current = callback;
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});
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useEffect(() => {
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function tick(): void {
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savedCallback.current();
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}
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const id = setInterval(tick, delay);
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return (): void => clearInterval(id);
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}, [delay]);
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} |