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?Set :: ++Lwb..++Upb
Set is an integer set within the given bounds
- Set
- A free variable, set variable 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 or list, or Lwb..Upb is not a ../2 structure
See Also
in_set_range / 2, intset / 3, intsets / 4