to om surya

extraFields.php

<?php   

public function extraFields()
    {
        $extraFields = [];
      
        $extraFields['desaPerServers'] = function ($model) {
            $desaPerServers = $model->desaPerServers;
            $arrdesaPerServers = [];
            foreach ($desaPerServers as $i => $desa) {
                array_push( $arrdesaPerServers, [ 'code'=>$desa->code, 'name'=>$desa->name]);
            };
            return  $arrdesaPerServers;
        };
        return $extraFields;
    }