利用"XXXX.htm"和"XXX.php"两个文件来实现数据的刷新
（本文来源于图老师网站，更多请访问https://m.tulaoshi.com/php/）XXXX.htm
<head
<script
// Refresh code
r_s = 0;
timenow = 0;
function calrs()
{
d = new Date();
h= d.getHours(); m = d.getMinutes(); s = d.getSeconds();
if( m < 10) m = '0' + m;
if( s < 10) s = '0' + s;
status = ' ' + h + ":" + m + ":" + s;
r_s = 2000;
}
calrs();
function reload_me()
{
c = document.getElementById("reload1");
c.src = "";
c.src = "XXXXX.php?reload=1";
calrs();
setTimeout('reload_me()', r_s);
}
// Refresh code
setTimeout('reload_me()', r_s);
</script
<script id="reload1"</script
</head<small
<div id="p_show</div
</small
（本文来源于图老师网站，更多请访问https://m.tulaoshi.com/php/）
XXXXX.php
<?php
header("Cache-Control: no-cache, must-revalidate");
echo "document.all.p_show.innerHTML= "?<font color=red".rand(0,9)."</font"";
?
