W3School TIY Editor
W3School 在线教程
改变方向
暗黑模式
运行代码
<!DOCTYPE html> <html> <style> #myDIV { height: 250px; width: 250px; overflow: auto; } #content { height: 800px; width: 2000px; background-color: coral; } </style> <body> <h1>Element 对象</h1> <h2>scrollTop 和 scrollLeft 属性</h2> <p>滚动下面的内容可显示滚动的像素数。</p> <div id="myDIV" onscroll="myFunction()"> <div id="content">滚动我！</div> </div> <p id="demo"></p> <script> function myFunction() { const element = document.getElementById("myDIV"); let x = element.scrollLeft; let y = element.scrollTop; document.getElementById ("demo").innerHTML = "水平：" + x.toFixed() + "<br>垂直：" + y.toFixed(); } </script> </body> </html>