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<!DOCTYPE html> <html> <head> <style> #myDIV { height: 250px; width: 250px; overflow: auto; } #content { height: 800px; width: 2000px; background-color: coral; } </style> </head> <body> <p>在 div 元素内滚动以显示 div 内容水平和垂直滚动的像素数。</p> <div id="myDIV" onscroll="myFunction()"> <div id="content">在我内部滚动！</div> </div> <p id="demo"></p> <script> function myFunction() { var elmnt = document.getElementById("myDIV"); var x = elmnt.scrollLeft; var y = elmnt.scrollTop; document.getElementById ("demo").innerHTML = "Horizontally: " + x + "px<br>Vertically: " + y + "px"; } </script> </body> </html>