while row results- fetchArray data name row name lastName row lastName

        while ($row = $results->fetchArray()) {
            $data = ['name'=>$row['name']
                    ,'lastName'=>$row['lastName']
                    ,'fatherName'=>$row['fatherName']
                    ,'id'=>$row['id']
                    ,'block'=>$row['block']
                    ,'apart'=>$row['apart']
                    ,'course'=>$row['course']
                    ,'group'=>$row['group'];
        }
            $json_data = array ('status'=>"OK", 'user'=>$data);
            echo json_encode($json_data);