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From: Gabriel Scherer <gabriel.scherer@gmail.com>
To: Adrien Nader <adrien@notk.org>
Cc: Francois Berenger <francois.berenger@inria.fr>,
	OCaml List <caml-list@inria.fr>
Subject: Re: [Caml-list] Is it possible to define a Printf.sprintf-like that is lazy?
Date: Tue, 28 Oct 2014 10:46:36 +0100	[thread overview]
Message-ID: <CAPFanBGUXV1xR_BPiytsiSKCAkH9+h-Ty70fJH4R06nYOsNA4Q@mail.gmail.com> (raw)
In-Reply-To: <20141028094301.GA4036@notk.org>

let delayed_sprintf fmt = Printf.sprintf (fmt ^^ "%s");;

# let result = Printf.sprintf "%d) %s\n" 3 "foo";;
val result : string = "3) foo\n"

# let thunk = delayed_sprintf "%d) %s\n" 3 "foo";;
val thunk : string -> string = <fun>
# thunk "";;
- : string = "3) foo\n"

On Tue, Oct 28, 2014 at 10:43 AM, Adrien Nader <adrien@notk.org> wrote:
> Hi
>
> On Tue, Oct 28, 2014, Francois Berenger wrote:
>> Hello,
>>
>> I mean, the parameters are not formated unless the function is forced.
>
>
> Have you looked at Printf.kfprintf and ikprintf (which is >= 4.00
> iirc) ?
>
> --
> Adrien Nader
>
> --
> Caml-list mailing list.  Subscription management and archives:
> https://sympa.inria.fr/sympa/arc/caml-list
> Beginner's list: http://groups.yahoo.com/group/ocaml_beginners
> Bug reports: http://caml.inria.fr/bin/caml-bugs

  reply	other threads:[~2014-10-28  9:47 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-10-28  9:27 Francois Berenger
2014-10-28  9:43 ` Adrien Nader
2014-10-28  9:46   ` Gabriel Scherer [this message]
2014-10-28  9:44 ` Paolo Donadeo

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