时间:2021-07-01 10:21:17 帮助过:8人阅读
<html xmlns="http://www.w3.org/1999/xhtml"> <head> <meta http-equiv="content-type" content="text/html; charset=utf-8" /> </head> <body> <script type="text/javascript"> function add() { var now = new Date(); var div = document.getElementById('scrolldIV'); div.innerHTML = div.innerHTML + 'time_' + now.getTime() + '<br />'; div.scrollTop = div.scrollHeight; } </script> <div id="scrolldIV" style="overflow:auto; height: 100px; width: 400px; border: 1px solid #999;"> </div> <input type="button" value="插入一行" onclick="add();"> 用js控件div的滚动条,让它在内容更新时自动滚到底部</body> </html>