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php-PHP使用cookie制作登陆界面

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2016-06-02 11:32:56876browse

phpcookie

小白菜鸟刚刚开始学PHP,555老是做不粗来,心塞塞啊。。木有钱,跪求好心人帮忙
这个登录界面总是会有bug,但是不知道要怎么改进,求帮忙啦!!
/*
登录界面
*/
error_reporting(E_ALL ^E_NOTICE);

<code>    if($_GET['out'])    {        setcookie("cookie","out");        echo "<script>location='login.php';</script>";    }    if($_POST['user']=='admin' && $_POST['pw']=='123')    {            /*setcookie("cookie","ok");            echo "<script language='\"javascript\"'> location.href='login.php';</script>";*/            setcookie("cookie","ok");            echo "<script>location='login.php';</script>";    }       if($_COOKIE['cookie']!='ok')    {            echo "<script>alert('用户名或密码不正确');</script>";    }    else    {        echo "<script>alert('登陆成功');</script>";        echo "<a href="login.php?out=out">退出</a>";    }</code>

?>

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