Tracking changes in screen width/height

export const App = () => {

    const [ dims,   setDims ]   = useState(null)

    useEffect(() => {
        const handleResize = () => {
            const { innerHeight, innerWidth } = window
            setDims({
                height: innerHeight,
                width: innerWidth,
            })
        }
        handleResize()
        window.addEventListener('resize', handleResize)
        return () => window.removeEventListener('resize', handleResize)
    }, [])