scrollTop() / scrollLeft()

scrollTop() 메서드는 브라우저의 스크롤바가 수직/수평으로 이동한 위치값을 불러오거나 변경할 때 사용합니다.

$("선택자").scrollTop(); $("선택자").scrollLeft();

<!DOCTYPE html>
<html lang="ko">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>jQueray12 scroll</title>
    <style>
        body {height: 10000px; width: 10000px;}
        div {width: 150px; height: 150px; color: #c7254e; 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_1.1.24.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>

자바스크립트에서는 다음과 같이 pageYOffset / pageXOffset 메서드를 사용한다.

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <style>
        body {height: 10000px; width: 10000px;}
        div {width: 150px; height: 150px; color: navy; background-color: #ADC0CB; 
        border-radius: 50%; border: 1px dashed navy; 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>
        window.addEventListener("scroll", function(){
            document.querySelector(".scrollTop").innerText = pageYOffset;
            document.querySelector(".scrollLeft").innerText = pageXOffset;
        });
    </script>
</body>
</html>
PreviousAttr() / removeAttr()Next변경

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