From: Erik de Castro Lopo <erikd@mega-nerd.com>
To: caml-list@yquem.inria.fr
Subject: Re: [Caml-list] recursive types
Date: Mon, 24 Mar 2008 14:51:22 +1100 [thread overview]
Message-ID: <20080324145122.da51dd0e.erikd@mega-nerd.com> (raw)
In-Reply-To: <f74178430803232016g5953f457yf93502a81e30769a@mail.gmail.com>
Jacques Le Normand wrote:
> hello again list
> is it possible to have mutually recursive classes and types?
Yes and yes.
I haven't played much with classes at all, but recursive types
can be defined as :
type x_t =
{ x : int ; y : y_t ; }
and
y_t =
{ z : string }
For recursive classes I beleive that you do
class xxx = ....
and yyy =
to define mutually recursive classes xxx and yyy.
Erik
--
-----------------------------------------------------------------
Erik de Castro Lopo
-----------------------------------------------------------------
Think of XML as Lisp for COBOL programmers.
-- Tony-A (some guy on /.)
next prev parent reply other threads:[~2008-03-24 3:51 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-03-24 3:16 Jacques Le Normand
2008-03-24 3:51 ` Erik de Castro Lopo [this message]
2008-03-24 3:51 ` [Caml-list] " Erik de Castro Lopo
2008-03-24 8:37 ` Jeremy Yallop
2008-03-24 9:02 ` Remi Vanicat
[not found] <20050506044107.1698.70519.Mailman@yquem.inria.fr>
2005-11-15 22:44 ` Recursive types Swaroop Sridhar
2005-11-15 23:40 ` [Caml-list] " Jacques Garrigue
2005-11-16 2:20 ` Keiko Nakata
2005-11-16 6:47 ` Alain Frisch
2005-11-16 7:40 ` Keiko Nakata
2005-11-16 8:55 ` Jacques Garrigue
2005-11-17 1:45 ` Keiko Nakata
2005-11-16 3:28 ` Swaroop Sridhar
2005-11-16 8:38 ` Jacques Garrigue
2005-11-16 23:00 ` Swaroop Sridhar
2005-11-16 23:56 ` Swaroop Sridhar
-- strict thread matches above, loose matches on Subject: below --
2004-12-13 9:44 recursive types nakata keiko
2004-12-13 9:58 ` [Caml-list] " Damien Pous
2004-12-13 12:31 ` skaller
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