From: Valentin ROBERT <valentin.robert.42@gmail.com>
To: Lin <mysnowls@163.com>
Cc: caml-list@inria.fr
Subject: Re: [Caml-list] is there a more concise way to write this?
Date: Fri, 20 Jan 2012 10:08:52 +0100 [thread overview]
Message-ID: <CAC1A9D5=1rCxyLVFb4Fv6MrxtuOjVQC_C-yQPgqAJ2FmkSWS-Q@mail.gmail.com> (raw)
In-Reply-To: <4F192B4E.9000406@163.com>
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Rather (in this case):
let a = List.map fst (List.filter (fun x -> snd x) [(out, o); (value, v)])
That seems reasonable.
On Fri, Jan 20, 2012 at 09:52, Lin <mysnowls@163.com> wrote:
> What about:
>
> let a = List.filter (fun x -> x) [out; value]
>
> Lin
>
>
>
> On 01/20/2012 02:38 PM, Martin DeMello wrote:
>
>> let a = match (out, value) with
>> (true, true) -> [o; v]
>> | (false, true) -> [v]
>> | (true, false) -> [o]
>> | (false, false) -> []
>>
>>
>
>
> --
> Caml-list mailing list. Subscription management and archives:
> https://sympa-roc.inria.fr/**wws/info/caml-list<https://sympa-roc.inria.fr/wws/info/caml-list>
> Beginner's list: http://groups.yahoo.com/group/**ocaml_beginners<http://groups.yahoo.com/group/ocaml_beginners>
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>
>
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next prev parent reply other threads:[~2012-01-20 9:09 UTC|newest]
Thread overview: 27+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-01-20 6:38 Martin DeMello
2012-01-20 6:46 ` Valentin ROBERT
2012-01-20 6:58 ` Martin DeMello
2012-01-20 8:37 ` David Allsopp
2012-01-20 13:29 ` Edgar Friendly
2012-01-20 13:50 ` Fabrice Le Fessant
2012-01-20 13:58 ` oliver
2012-01-20 14:05 ` Edgar Friendly
2012-01-20 14:12 ` David Allsopp
2012-01-20 14:23 ` Fabrice Le Fessant
2012-01-20 14:23 ` Edgar Friendly
2012-01-20 8:37 ` Sebastien Ferre
2012-01-20 9:11 ` Jerome Vouillon
2012-01-20 9:34 ` Fabrice Le Fessant
2012-01-20 10:27 ` Arnaud Spiwack
2012-01-20 8:52 ` Lin
2012-01-20 9:08 ` Valentin ROBERT [this message]
2012-01-20 9:19 ` Lin
2012-01-20 10:21 ` Martin DeMello
2012-01-20 9:38 ` oliver
2012-01-20 13:59 ` Edgar Friendly
2012-01-20 14:42 ` oliver
2012-01-20 15:31 ` Fabrice Le Fessant
2012-01-20 21:04 ` oliver
2012-01-20 21:09 ` oliver
2012-01-20 20:40 ` oliver
2012-01-20 21:07 ` Martin DeMello
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