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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 | 42x 55x 55x 42x 13x 42x 13x 13x 13x 13x 13x 42x | import { useEffect, useState } from "react"; export function useMediaQuery(query: string): boolean { const getMatches = (query: string): boolean => { // Prevents SSR issues Eif (typeof window !== "undefined") { return window.matchMedia(query).matches; } return false; }; const [matches, setMatches] = useState<boolean>(getMatches(query)); function handleChange() { setMatches(getMatches(query)); } useEffect(() => { const matchMedia = window.matchMedia(query); // Triggered at the first client-side load and if query changes handleChange(); matchMedia.addEventListener("change", handleChange); return () => { matchMedia.removeEventListener("change", handleChange); }; }, [query]); return matches; } |