field('B.nickname,B.avatar,A.add_time') ->join('user B', 'A.uid = B.uid') ->where('A.issue_coupon_id', $issue_coupon_id); return self::page($model, function ($item) { $item['add_time'] = $item['add_time'] == 0 ? '未知' : date('Y/m/d H:i', $item['add_time']); return $item; }, ['id' => $issue_coupon_id]); } }