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import { useEffect, useState } from "react"; const useScrollingProgress = () => { const [scrollProgress, setScrollProgress] = useState(0); const onScroll = () => { let winScroll = document.body.scrollTop || document.documentElement.scrollTop, height = document.documentElement.scrollHeight - document.documentElement.clientHeight; const scrolled = Math.round((winScroll / height) * 100); setScrollProgress(scrolled); }; useEffect(() => { window.addEventListener("scroll", onScroll); return () => { window.removeEventListener("scroll", onScroll); }; }, []); return scrollProgress; }; export default useScrollingProgress;