BasketItemCollection::loadFromArray

public function loadFromArray(array $itemList)
{
	/** @var BasketItemBase $itemClassName */
	$itemClassName = static::getItemCollectionClassName();

	foreach ($itemList as $item)
	{
		$basketItem = $itemClassName::load($this, $item);
		$this->addItem($basketItem);
	}

	$controller = InternalsCustomFieldsController::getInstance();
	$controller->initializeCollection($this);
}