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Message-ID: <49B9E6E7.5040109@ramenlabs.com>
Date: Thu, 12 Mar 2009 21:53:59 -0700
From: Dave Benjamin <dave@ramenlabs.com>
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To: Roland Zumkeller <roland.zumkeller@gmail.com>
Cc: caml-list@yquem.inria.fr
Subject: Re: [Caml-list] Toploop.setvalue
References: <d02dcb040903081443w7cecf435kdfaf4881a8b2994c@mail.gmail.com>
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X-Spam: no; 0.00; toploop:01 toploop:01 val:01 initialized:01 ocaml:01 sourceforge:01 unbound:01 wrote:01 caml-list:01 int:01 int:01 benjamin:01 strings:01 unit:03 let:03 

Roland Zumkeller wrote:
> Hi,
> 
> Can Toploop.setvalue be used to bind a value to an identifier, as does "let"?
> 
> # Toploop.setvalue "b" (Obj.repr 43);;
> - : unit = ()
> # b;;
> Unbound value b
> 
> I only got the other direction to work:
> 
> # let a = 42;;
> val a : int = 42
> # (Obj.obj (Toploop.getvalue "a") : int);;
> - : int = 42

Not that I know of. I was only able to get it to rebind values that I 
initialized by evaluating expressions like "let b = 43;;". Here's an 
example:

http://pleac.sourceforge.net/pleac_ocaml/strings.html#AEN68

Hope this helps - and if anyone has better advice I'd love to hear it,
Dave