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利用php和js实现页面数据刷新
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利用"XXXX.htm"和"XXX.php"两个文件来实现数据的刷新
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>
XXXXX.php
<?php
header("Cache-Control: no-cache, must-revalidate");
echo "document.all.p_show.innerHTML= \"?<font color=red>".rand(0,9)."</font>\"";
?>
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>
XXXXX.php
<?php
header("Cache-Control: no-cache, must-revalidate");
echo "document.all.p_show.innerHTML= \"?<font color=red>".rand(0,9)."</font>\"";
?>