This function groups the allowed values for a slot (specified in any of allowed… facets for the slots) into a multifield variable. If no allowed… facets were specified for the slot, then the symbol FALSE is returned. A multifield of length zero is returned if an error occurs.
Syntax
(slot-allowed-values <class-name> <slot-name>)
Example
CLIPS> (clear) CLIPS> (defclass A (is-a USER) (slot x) (slot y (allowed-integers 2 3) (allowed-symbols foo))) CLIPS> (slot-allowed-values A x) FALSE CLIPS> (slot-allowed-values A y) (2 3 foo) CLIPS>