Nextras\Orm\Collection\EntityIterator::getPreloadValues PHP Метод

    public function getPreloadValues($property)
    {
        if (isset($this->preloadCache[$property])) {
            return $this->preloadCache[$property];
        }
        $values = [];
        if ($this->hasSubarray) {
            foreach ($this->data as $block) {
                foreach ($block as $entity) {
                    $values[] = $entity->getRawValue($property);
                }
            }
        } else {
            foreach ($this->data as $entity) {
                $values[] = $entity->getRawValue($property);
            }
        }
        return $this->preloadCache[$property] = $values;
    }