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<!DOCTYPE html> <html> <head> <meta charset="UTF-8"> <title>小鸟启蒙(facesoho.com)</title> <style> div { border:1px solid black; width:200px; height:100px; overflow:scroll; } </style> </head> <body> <p>尝试滚动 div。</p> <div onscroll="myFunction()">In my younger and more vulnerable years my father gave me some advice that I've been turning over in my mind ever since. <br><br> 'Whenever you feel like criticizing anyone,' he told me, just remember that all the people in this world haven't had the advantages that you've had.'</div> <p>滚动 <span id="demo">0</span> 次。</p> <script> x = 0; function myFunction() { document.getElementById("demo").innerHTML = x += 1; } </script> </body> </html>
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