Why do you want to do this? What benefit does it bring that cannot be achieved by leaving the polymorphic type? On Mon, Sep 20, 2010 at 1:25 PM, Dumitru Potop-Butucaru < dumitru.potop_butucaru@inria.fr> wrote: > > Actually, I was looking for a way to specialize a whole module, > not just the associated type (**this** I knew how to do). > I would like to write something like: > > include module type of Set.Make(String) with 'a= int > > Is this possible? > > Yours, > Jacky Potop > > > > > > On 20/09/2010 16:57, Ashish Agarwal wrote: > >> module M = Map.Make(String) >> >> type t = int M.t >> >> Type t is the type of maps from string's to int's. Or alternatively write >> a >> function that assumes 'a is some specific type: >> >> # let f m = M.fold (fun _ x y -> x + y) m 0;; >> val f : int M.t -> int = >> >> >> On Mon, Sep 20, 2010 at 10:35 AM, Dumitru Potop-Butucaru< >> dumitru.potop_butucaru@inria.fr> wrote: >> >> Hello, >>> >>> I'm certain most users here will consider the question trivially simple, >>> but I browsed the documentation without finding a solution. >>> >>> The question is quite general: Given a polymorphic definition like >>> Map.Make(X), where >>> X is some module, how can I specialize its 'a type parameter, e.g. by >>> setting it to Y, so that >>> I have maps from X to Y ? >>> >>> Yours, >>> Jacky Potop >>> >>> _______________________________________________ >>> Caml-list mailing list. Subscription management: >>> http://yquem.inria.fr/cgi-bin/mailman/listinfo/caml-list >>> Archives: http://caml.inria.fr >>> Beginner's list: http://groups.yahoo.com/group/ocaml_beginners >>> Bug reports: http://caml.inria.fr/bin/caml-bugs >>> >>> >>> > > _______________________________________________ > Caml-list mailing list. Subscription management: > http://yquem.inria.fr/cgi-bin/mailman/listinfo/caml-list > Archives: http://caml.inria.fr > Beginner's list: http://groups.yahoo.com/group/ocaml_beginners > Bug reports: http://caml.inria.fr/bin/caml-bugs > >