From: Issac Trotts <ijtrotts@ucdavis.edu>
To: cashin@cs.uga.edu
Cc: OCaml List <caml-list@inria.fr>
Subject: Re: [Caml-list] mutually dependent modules
Date: Tue, 18 Feb 2003 21:18:49 -0800 [thread overview]
Message-ID: <3E5313B9.5040906@ucdavis.edu> (raw)
In-Reply-To: <87k7fw6g45.fsf@cs.uga.edu>
cashin@cs.uga.edu wrote:
>Issac Trotts <ijtrotts@ucdavis.edu> writes:
>
>...
>
>
>>let _ = A.f2 := B.f2
>>
>>
>
>I've seen this before, but why is it preferable to this?
>
> A.f2 := B.f2
>
>
>There's an article on comp.lang.ml where Xavier Leroy mentions this
>syntax as a way to get module initialization code to run ... but I get
>the impression that folks are using it when it's semantically
>equivalent to the same thing with the "let _ = " omitted entirely.
>
I've seen both, but I now avoid the "let _ = " expression because if you
leave it
out then ocamlc gives a warning when you don't supply all the arguments
to a
function. The warning is good to have.
Issac
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next prev parent reply other threads:[~2003-02-19 5:13 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2003-02-17 14:54 Giuseppe Lo Presti
2003-02-17 18:29 ` Chris Hecker
2003-02-17 22:03 ` Issac Trotts
2003-02-19 4:36 ` cashin
2003-02-19 5:18 ` Issac Trotts [this message]
2003-02-19 9:04 ` Michal Moskal
2003-02-20 19:19 ` Christophe TROESTLER
2003-02-20 21:18 ` Issac Trotts
[not found] ` <20030221.191628.125299099.debian00@tiscali.be>
2003-02-22 4:38 ` Issac Trotts
2003-02-21 14:50 ` cashin
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