how to Access Parametric object from a ategory
:- category(attributes).
:- public(info/1).
info(Value) :- arg(1,_Array_,Value).
:- end_category.
:- object(array(_Array_),imports([attributes])).
this does not work ...
* Singleton variable: _Array_
As entity parameters are logical variables, simply share them between the object and the category: