- Function SubRange(Superset, First, Last)¶
SubRange¶
The function SubRange
extracts a subrange of consecutive elements
from an existing set.
SubRange(
Superset, ! (input) a simple set
First, ! (input) an element
Last ! (input) an element
)
Arguments¶
- Superset
The set containing the subrange of elements that you want to extract.
- First
An element in Superset representing the first element of the subrange.
- Last
An element in Superset representing the last element of the subrange.
Return Value¶
The function returns a set containing the subrange of elements extracted from Superset. If the element First is positioned after Last, then the empty set is returned.