<u>复制代码</u> 代码如下:<br><?php <BR>header('Expires: Mon, 26 Jul 1997 05:00:00 GMT'); <br>header('Last-Modified: ' . gmdate('D, d M Y H:i:s') . 'GMT'); <br>header('Cache-Control: no-cache, must-revalidate'); <br>header('Pragma: no-cache'); <br>?> <br>