public static sum<T extends AbstractNumber>(values as IList<T>) as T:
Returns the sum of all numeric values from a read-only list.
Empty lists return 0 converted to the list item type.
ints = [10, 20, 30] print(sum(ints)) # 60 doubles = [10.1, 20.2, 30.3] print(sum(doubles)) # 60.6
The accumulated total with the same numeric type as the input values.