session_start();header('cuntent-type:text/html');if(isset($_SESSION['usename']) && $_SESSION['usename']==='lunan'){?exit('已經(jīng)登錄，請(qǐng)勿重復(fù)登錄') ;}if(isset($_POST['submit'])){?if(isset($_POST['usename'])&&isset($_POST['password'])&&$_POST['usename']==='lunan'&&$_POST['password']==='123'){???$_SESSION['usename']=$_POST['usename'];???header('location:240.php?info=登錄成功');??}else{???echo 'cookie設(shè)置失敗';??}?}?else{??header('location:241.php?url=240.php&info=abc');?}}
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Tobey_滔
TA貢獻(xiàn)242條經(jīng)驗(yàn) 獲得超128個(gè)贊
session_start();開(kāi)啟session...
但是你沒(méi)有結(jié)束
session_write_close();//關(guān)閉session ?起到真實(shí)保存 ? 而且防止session阻塞
有開(kāi)就有關(guān)..記住
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