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From: Matthew Heaney <matthew_heaney@acm.org>
Subject: Re: Future Ada language revisions?
Date: 1998/10/06
Message-ID: <m3zpbaw50n.fsf@mheaney.ni.net>#1/1
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Sender: matt@mheaney.ni.net
References: <6um7on$db5$1@nnrp1.dejanews.com> <tgmF02yDo.A84@netcom.com>
NNTP-Posting-Date: Tue, 06 Oct 1998 06:52:11 PDT
Newsgroups: comp.lang.ada
Date: 1998-10-06T00:00:00+00:00
List-Id: <comp.lang.ada>

"Thomas G. McWilliams" <tgm@netcom.com> writes:

> bpr5549@my-dejanews.com wrote:
> : PS: In case anyone is wondering, my main peeve is the restriction on out mode
> : function parameters, which I just don't understand, even when I'm trying to
> : open minded. I have yet to hear a good defense of this restriction, so if
> : anyone has one, I'm all ears, errr, eyes.
> 
> For an enlightening discussion of this issue, see Bertrand Meyer's 
> Object Oriented Software Construction, 2nd ed. (ISBN 0-13-629155-4),
> chapter 23.1.

There's also a discussion of this issue in Section 7.7, Routines, in
Meyer's other book Introduction to the Theory of Programming Languages.