From: Miles Egan <miles@caddr.com>
To: caml-list@inria.fr
Subject: Re: [Caml-list] printable digest strings
Date: Fri, 4 May 2001 07:00:14 -0700 [thread overview]
Message-ID: <20010504070014.A35277@caddr.com> (raw)
In-Reply-To: <20010504113727.A9728@pauillac.inria.fr>; from Xavier.Leroy@inria.fr on Fri, May 04, 2001 at 11:37:27AM +0200
On Fri, May 04, 2001 at 11:37:27AM +0200, Xavier Leroy wrote:
> let string_map f s =
> let rec map_aux res idx =
> if idx < 0 then res else map_aux (f s.[idx] :: res) (idx - 1)
> in map_aux [] (String.length s - 1)
>
> let hexstring s =
> String.concat ""
> (string_map (fun c -> Printf.sprintf "%02x" (Char.code c)) s)
I knew there had to be a better way. Thanks.
This actually brings me to my next question. There doesn't seem to be a
String.map or String.iter function in the standard library, although I can
imagine they might also be handy. Am I looking in the wrong place?
--
miles
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next prev parent reply other threads:[~2001-05-04 14:00 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2001-05-03 22:32 Miles Egan
2001-05-04 9:15 ` Hendrik Tews
2001-05-04 9:37 ` Xavier Leroy
2001-05-04 14:00 ` Miles Egan [this message]
2001-05-04 14:50 ` Brian Rogoff
2001-05-04 20:27 ` Chris Hecker
2001-05-04 22:54 ` Miles Egan
2001-05-06 18:56 ` [Caml-list] Wserver: Values of global variables lost Mattias Waldau
2001-05-07 8:58 ` Daniel de Rauglaudre
2001-05-07 17:00 ` Mattias Waldau
2001-05-07 18:16 ` Daniel de Rauglaudre
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