prepare('SELECT COUNT(*) FROM redemption_codes WHERE product_id = ? AND (code = ? OR batch_no = ?)'); $stmt->execute([$pid, $q, $q]); $total = (int)$stmt->fetchColumn(); $totalPages = max(1, ceil($total / $perPage)); // 分页查询 $stmt = $pdo->prepare("SELECT r.*, u.username FROM redemption_codes r LEFT JOIN users u ON r.claim_user_id = u.id WHERE r.product_id = ? AND (r.code = ? OR r.batch_no = ?) ORDER BY r.id DESC LIMIT ? OFFSET ?"); $stmt->execute([$pid, $q, $q, $perPage, $offset]); $results = $stmt->fetchAll(); } ?>

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查询结果 0): ?>(共 条)

未找到匹配的兑换码
序号 兑换码名称 批次号 类型 兑换码 面值 状态 过期时间 创建时间 用户 领取时间
$q]); ?>