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实例：PHP判断用户是否正确登录转到欢迎界面

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Release： 2016-06-21 09:01:31
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//这个页面首先判断用户是否正确登录，如未登录，就转到登录页面。
session_start();
if((!$user_id)or(!$user_array[ticket_day])or(!$user_array[ticket_num])){
    Header("Location: login.php3");
}
?>



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