//是否只查mx        $mx_on_switch = I("post.mx_on_switch");        //mx模糊查询        $mx_vague_check = I("post.mx_vague_check");        //邮箱品牌        $mail_brand = I("post.mail_brand");        //智能客服品牌        $contacttool_brand = I('post.contacttool_brand');        //域名注册人        $people = I("post.people");        //注册机构        $registrar = I("post.registrar");        //是否只查标题        $mx_switch_title = I("post.mx_switch_title");        //网站标题        $wwwtitle = I("post.wwwtitle");        $province = I("post.province");        $filter = [];        if (!empty($mail_brand)) {            $filter['mx.brand_id'] = intval($mail_brand);        }        if (!empty($contacttool_brand)) {            $filter['contacttool.brand_id'] = intval($contacttool_brand);        }        if ($mx_switch_title == 20 || empty($province)) {            $filter["wwwtitle"] = ['$ne' => 'null'];        }        //网站标题        if (!empty($wwwtitle)) {            $filter['wwwtitle'] = new \MongoDB\BSON\Regex(".*{
   $wwwtitle}.*", '');        }        //只带mx的查询        if ($mx_on_switch == 20 || empty($province)) {            $filter["mx"] = ['$exists' => true];        }        //mx模糊查询        if (!empty($mx_vague_check)) {            $filter["mx.mx"] = new \MongoDB\BSON\Regex(".*{
   $mx_vague_check}.*", '');        }        //如果没有传递省份        if (empty($province)) {            $province = "shandong";        }        try {            $options_base = ['connectTimeoutMS' => 500000, 'socketTimeoutMS' => 500000];            $manager = new \MongoDB\Driver\Manager(C('mongodb_auth_url'), $options_base);            $coll = C('default_db') . '.' . $province;            $options = [                "skip" => $page,                "limit" => $rows,                'projection' => ['createdate' => 0,                    'expiresdate' => 0,                    'registrant_city' => 0,                    'registrant_street' => 0,                    'registrant_state' => 0,                    'updatedate' => 0,                    'whoisserver_id' => 0,                    'registrar_name_id' => 0,                    'id' => 0,                ],            ];            //查询记录总的数量            $commands = [                'count' => $province,                'query' => $filter            ];            $command = new \MongoDB\Driver\Command($commands);            $cursor = $manager->executeCommand('mxmanage', $command);            $info = $cursor->toArray();            $count = $info[0]->n;            $query = new \MongoDB\Driver\Query($filter, $options);            $rows = $manager->executeQuery($coll, $query);            $info = [];            foreach ($rows as $document) {                $doc = (array)$document;                $doc['_id'] = (string)$doc['_id'];                $doc['mail_brand_name'] = $doc['mx']->brand_name;                $doc['mail_mx'] = $doc['mx']->mx ?: '';                $doc['contacttool_brand_name'] = $doc['contacttool']->brand_name;                $doc['mx_changetime'] = !$doc['mx_changetime'] ? '' : date('Y-m-d H:i', $doc['mx_changetime']);                $doc['contacttool_changetime'] = !$doc['contacttool_changetime'] ? '' : date('Y-m-d H:i', $doc['contacttool_changetime']);                unset($doc['mx']);                unset($doc['contacttool']);                $info[] = $doc;            }        } catch (\MongoDB\Driver\Exception $e) {            echo $e->getMessage(), "\n";            exit;        }        return json_encode(array("total" => $count, "rows" => $info));

查询实例  参考