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scrollTop()/scrollLeft()

scrollTop 메서드는 브라우저의 스크롤바가 수직/수평으로 이동한 위칫값을 불러오거나 변경할때 사용합니다.

$(선택자).scrollTop(); $(선택자).scrollLeft(); $(선택자).scrollTop(새 값); $(선택자).scrollLeft(새 값);

<!DOCTYPE html>
<html lang="ko">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>jQuery</title>
    <style>
        body {height: 10000px; width: 10000px;}
        div {
            width: 150px; 
            height: 150px; 
            color: #c7264e; 
            background-color: #f9f2f4;
            border-radius: 50%; 
            border: 1px dashed #a51a3d;
            text-align: center; 
            line-height: 150px;
        }
        .scrollTop {position: fixed; left: 30px; top: 30px;}
        .scrollTop:before {content: 'scrollTop';}
        .scrollLeft {position: fixed; left: 200px; top: 30px;}
        .scrollLeft:before {content: 'scrollLeft';}
    </style>
</head>
<body>
    
    <div class="scrollTop">0</div>
    <div class="scrollLeft">0</div>
    <!-- script -->
    <script src="jquery.min_1.12.4.js"></script>
    <script>
        $(window).scroll(function(){
            const scrollTop = $(window).scrollTop();
            const scrollLeft = $(window).scrollLeft();
            $(".scrollTop").text(parseInt(scrollTop));
            $(".scrollLeft").text(parseInt(scrollLeft));
        });
    </script>
</body>
</html>
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