CIBlockCMLImport::ImportStoresAmount

function ImportStoresAmount($arElement, $elementID, &$counter)
{
	$arFields = array();
	$arFields['PRODUCT_ID'] = $elementID;
	static $arStoreResult = false;
	if ($arStoreResult === false)
	{
		$arStoreResult = $this->getStoreList();
	}

	foreach($arElement as $xmlID => $amount)
	{
		if (isset($arStoreResult[$xmlID]))
		{
			$arFields['STORE_ID'] = $arStoreResult[$xmlID];
			$arFields['AMOUNT'] = $amount;
			$res = CCatalogStoreProduct::UpdateFromForm($arFields);
			if(!$res)
				$counter["ERR"]++;
		}
	}
	return true;
}