src/Analytics.php
public function performQuery(Period $period, string $metrics, array $others = [])
    {
        return $this->client->performQuery(
            $this->viewId,
            $period->startDate,
            $period->endDate,
            $metrics,
            $others
        );
    }
public function performQuery(Period $period, string $metrics, array $others = [])
    {
        return $this->client->performQuery(
            $this->viewId,
            $period->startDate,
            $period->endDate,
            $metrics,
            $others
        );
    }
public function performQuery ( Period $ period , string $ metrics , array $ others = [ ] ) { return $ this -> client -> performQuery ( $ this -> viewId , $ period -> startDate , $ period -> endDate , $ metrics , $ others ) ; }
Call the query method on the authenticated client.

@param Period $period
@param string $metrics
@param array  $others

@return array|null
Call the query method on the authenticated client .