www.gusucode.com > Destoon B2B仿淘宝电子商务网站 UTF8 v6.0源码程序 > destoon/api/cron/chat.inc.php

    <?php
defined('IN_DESTOON') or exit('Access Denied');
$time = $today_endtime - 30*86400;
$db->query("DELETE FROM {$DT_PRE}chat WHERE lasttime<$time");
?>