@is

@IS (object1) = (object2)

This command will display "Yes." if one object is a member of the other,
or "No." if not. Useful when you know what you're looking for and the
objects have too many groups or members to bother reading through.

This command will return "Can't tell." when discerning the relationship
between the two objects can't be performed by the person asking.

visibility,
or return to The Index.