UNPKG

@withvoid/melting-pot

Version:
28 lines (22 loc) 604 B
import React from 'react'; // Reference: // https://overreacted.io/making-setinterval-declarative-with-react-hooks/ const useInterval = (callback, delay) => { const savedCallback = React.useRef(); // Remember the latest callback. React.useEffect(() => { savedCallback.current = callback; }); // Set up the interval. React.useEffect(() => { const tick = () => { savedCallback.current(); }; if (delay !== null) { const id = setInterval(tick, delay); return () => clearInterval(id); } return () => {}; }, [delay]); }; export default useInterval;