<div class="codetitle"><a style="CURSOR: pointer" data="48118" class="copybut" id="copybut48118" onclick="doCopy('code48118')"> 代码如下:<div class="codebody" id="code48118"> <?php session_start(); $k=$_GET['k']; $t=$_GET['t']; $allowTime = 1800;//防刷新时间 $ip = get_client_ip(); $allowT = md5($ip.$k.$t); if(!isset($_SESSION[$allowT])) { $refresh = true; $_SESSION[$allowT] = time(); }elseif(time() - $_SESSION[$allowT]>$allowTime){ $refresh = true; $_SESSION[$allowT] = time(); }else{ $refresh = false; } ?>
(编辑:李大同)
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