Version française
Home     About     Download     Resources     Contact us    
Browse thread
[Caml-list] Queue example
[ Home ] [ Index: by date | by threads ]
[ Search: ]

[ Message by date: previous | next ] [ Message in thread: previous | next ] [ Thread: previous | next ]
Date: -- (:)
From: Pierre Weis <pierre.weis@i...>
Subject: Re: [Caml-list] Queue example
Hi,

> I'm just trying to figure out how to create a queue of a specific type in
> a .ml file. I can do it in the interpreter as:
[...]
> Declaring this in a .ml file gives 
> 
> The type of this expression, '_a Queue.t,
> contains type variables that cannot be generalized

Just add a type constraint to your definition, or add an explicit
interface file that defines the type of the queue.

let q = (Queue.create() : int Queue.t);;

Hope this helps

Pierre Weis

INRIA, Projet Cristal, Pierre.Weis@inria.fr, http://pauillac.inria.fr/~weis/


-------------------
To unsubscribe, mail caml-list-request@inria.fr Archives: http://caml.inria.fr
Bug reports: http://caml.inria.fr/bin/caml-bugs FAQ: http://caml.inria.fr/FAQ/
Beginner's list: http://groups.yahoo.com/group/ocaml_beginners