From: Jon Harrop <jon@ffconsultancy.com>
To: caml-list@yquem.inria.fr
Subject: Re: [Caml-list] Strange performances
Date: Fri, 18 Jan 2008 17:43:22 +0000 [thread overview]
Message-ID: <200801181743.22912.jon@ffconsultancy.com> (raw)
In-Reply-To: <1200675314.6345.32.camel@benjamin-laptop>
On Friday 18 January 2008 16:55:14 Benjamin Canou wrote:
> This code works perfectly :
>
> let list_of_string s =
> let rec list_of_string s i =
> try let e = s.[i] in e :: list_of_string s (succ i)
> with Invalid_argument "index out of bounds" -> []
> in list_of_string s 0
As an aside, I would recommend using an imperative style with mutable data
structures like "string" are involved:
let list_of_string string =
let list = ref [] in
for i = String.length string - 1 downto 0 do
list := string.[i] :: !list
done;
!list;;
--
Dr Jon D Harrop, Flying Frog Consultancy Ltd.
http://www.ffconsultancy.com/products/?e
next prev parent reply other threads:[~2008-01-18 17:50 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-01-18 1:32 Benjamin Canou
2008-01-18 2:15 ` [Caml-list] " Jacques Garrigue
2008-01-18 2:28 ` Jacques Garrigue
2008-01-18 7:39 ` Till Varoquaux
2008-01-18 9:12 ` Jacques Garrigue
2008-01-18 16:55 ` Benjamin Canou
2008-01-18 17:05 ` Olivier Andrieu
2008-01-18 17:11 ` Jon Harrop
2008-01-18 17:43 ` Jon Harrop [this message]
2008-01-18 19:53 ` Benjamin Canou
2008-01-18 16:55 ` Edgar Friendly
2008-01-18 17:52 ` Kuba Ober
2008-01-18 17:56 ` Jon Harrop
2008-01-19 2:32 ` Jacques Garrigue
2008-01-24 22:52 ` Christophe Raffalli
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