Smile\ElasticsuiteCatalogRule\Model\Rule\Condition\Combine::getAggregatorFromArray PHP Метод

getAggregatorFromArray() приватный Метод

Read the aggregator from an array.
private getAggregatorFromArray ( array $arr ) : string | null
$arr array Array.
Результат string | null
    private function getAggregatorFromArray($arr)
    {
        return isset($arr['aggregator']) ? $arr['aggregator'] : (isset($arr['attribute']) ? $arr['attribute'] : null);
    }