Command.php
public function mget($index, $type, $ids, $options = [])
    {
        $body = Json::encode(['ids' => array_values($ids)]);

        return $this->db->get([$index, $type, '_mget'], $options, $body);
    }
public function mget($index, $type, $ids, $options = [])
    {
        $body = Json::encode(['ids' => array_values($ids)]);

        return $this->db->get([$index, $type, '_mget'], $options, $body);
    }
public function mget ( $ index , $ type , $ ids , $ options = [ ] ) { $ body = Json :: encode ( [ 'ids' => array_values ( $ ids ) ] ) ; return $ this -> db -> get ( [ $ index , $ type , '_mget' ] , $ options , $ body ) ; }
gets multiple documents from the index

TODO allow specifying type and index + fields
@param $index
@param $type
@param $ids
@param array $options
@return mixed
@see http://www.elastic.co/guide/en/elasticsearch/reference/current/docs-multi-get.html
gets multiple documents from the index