html
只要加在头部就可以了.
<HEAD>
<META HTTP-EQUIV="Pragma" CONTENT="no-cache">
<META HTTP-EQUIV="Cache-Control" CONTENT="no-cache">
<META HTTP-EQUIV="Expires" CONTENT="0">
</HEAD>
asp教程做法
Response.Buffer = True
Response.ExpiresAbsolute = Now() - 1
Response.Expires = 0
Response.CacheControl = "no-cache"
Response.AddHeader "Pragma", "No-Cache"
php教程做法
<?php
header('Expires: Mon, 26 Jul 1997 05:00:00 GMT');
header('Last-Modified: ' .
gmdate
('D, d M Y H:i:s') . 'GMT');
header('Cache-Control: no-cache, must-reval
idate
');
header('Pragma: no-cache');
?>


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