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?Set in_set_range ++Lwb..++Upb
Set is an integer set within the given bounds
- Set
- A free variable, set variable, array reference, or an integer list
- Lwb..Upb
- Structure holding two lists of integers
Description
Lwb and Upb are two lists of integers. Lwb must be a sublist of
Upb. Set is unified with a set variable whose lower bound is the
set of list elements of Lwb, and whose upper bound is the set of
list elements of Upb.
Fail Conditions
Lwb is not a sublist of Upb
Exceptions
- (5) type error
- Set is not a variable, array reference, or list, or Lwb..Upb is not a ../2 structure
See Also
intset / 3, intsets / 4