querySingle("SELECT * FROM cards WHERE km='$km'", true); if(!$card){ $check_msg = '卡密不存在'; $check_status = 'error'; }else{ $status_text = $card['status'] == 1 ? '已激活' : '未激活'; $check_msg = "卡密状态:{$status_text}"; $check_status = 'ok'; } } } ?>
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