Return the amount of attribute points required to upgrade. By default it always returns DEFAULT_ATTRIBUTE_POINTS_TO_INCREASE.
Return the amount of attribute points required to upgrade. By default it always returns DEFAULT_ATTRIBUTE_POINTS_TO_INCREASE.
1 developer employee
the employee to get the cost for.
2 string attributeID
the attribute to get the cost for.
1 number
the amount of attribute points required for increasing an attribute level.