뒤로가기 막기

 
  const preventGoBack = () => {
    history.pushState(null, "", location.href);
    setOpenConfirmPopup(true); //커스텀 모달 팝업창
  };
  
  useEffect(() => {
    (() => {
      history.pushState(null, "", location.href);
      window.addEventListener("popstate", preventGoBack);
    })();

    return () => {
      window.removeEventListener("popstate", preventGoBack);
    };
  }, []);