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From: "Dmitry A. Kazakov" <mailbox@dmitry-kazakov.de>
Newsgroups: comp.lang.ada
Subject: Re: Ada Popularity: Comparison of Ada/Charles with C++ STL (and Perl)
Date: Mon, 27 Sep 2004 10:19:50 +0200
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Date: 2004-09-27T10:19:50+02:00
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On 26 Sep 2004 00:17:13 -0700, Kevin Cline wrote:

> "Dmitry A. Kazakov" <mailbox@dmitry-kazakov.de> wrote in message news:<13bv1aau5q9ht.1fr6ixcdql72.dlg@40tude.net>...
>> On Fri, 24 Sep 2004 13:47:52 GMT, Matthew Heaney wrote:
>> 
>>> And the reason why we have to write the subpgram is because Ada doesn't
>>> give you any direct way of returning a reference to variable view from a
>>> function, as C++ does.  But even so, in Ada you can modify objets in
>>> place (in AI-302 by using a downward closure -- which C++ doesn't have).
>>> That's what really matters, not the syntax.
>> 
>> Syntax does not matter. What matters is an ability to express an idea in
>> the syntax you want. To me, the most natural syntax for modifying an array
>> element is A(I) := B;
> 
> This is how I develop C++ code.  I start programming at a high-level,
> writing code in the syntax I want to use.  Then I write the code to
> support the syntax.  This works pretty well until I want to do
> something like overload ".".

I wished Ada had abstract record types. In some sense it has an embryo of
that for protected types:

protected type Object is
   function Member return A_Type;
end Object;

But it cannot be abstract, it is read-only etc.

-- 
Regards,
Dmitry A. Kazakov
http://www.dmitry-kazakov.de