getDiscountByGroups

array public static
\Bitrix\Sale\Internals\DiscountGroupTable::getDiscountByGroups(
 array $groupList,
 array $filter = array()
);

Method returns array with shopping cart discounts according to the specified array $groupList. Static method.

Parameter	Description	Version
$groupList	Array with user groups.
$filter	Array with additional filtration data.