From mboxrd@z Thu Jan  1 00:00:00 1970
X-Spam-Checker-Version: SpamAssassin 3.4.4 (2020-01-24) on polar.synack.me
X-Spam-Level: 
X-Spam-Status: No, score=-1.9 required=5.0 tests=BAYES_00 autolearn=ham
	autolearn_force=no version=3.4.4
X-Google-Language: ENGLISH,ASCII-7-bit
X-Google-Thread: 103376,bc1361a952ec75ca
X-Google-Attributes: gid103376,public
X-Google-ArrivalTime: 2001-07-31 00:25:05 PST
Path: 
 archiver1.google.com!newsfeed.google.com!newsfeed.stanford.edu!newsfeed.gamma.ru!Gamma.RU!aaanet.ru!not-for-mail
From: "Gary Lisyansky" <gary_the_fox@richmond.com>
Newsgroups: comp.lang.ada
Subject: Re: How to make Ada a dominant language
Date: Tue, 31 Jul 2001 11:22:12 +0400
Organization: AAA Intersvyaz
Message-ID: <9k5mb4$1r9c$1@pa.aaanet.ru>
References: <bebbba07.0107292308.d1192fc@posting.google.com>
 <slrn9ma7qp.nac.randhol@kiuk0156.chembio.ntnu.no>
 <3B6555ED.9B0B0420@sneakemail.com>
 <9ff447f2.0107301653.c8f5e94@posting.google.com>
 <3B6624E6.DF734E5C@sneakemail.com> <3b66520b@pull.gecm.com>
 <3B665A01.54315D0C@sneakemail.com>
NNTP-Posting-Host: 213.59.110.211
X-Trace: pa.aaanet.ru 996564132 60716 213.59.110.211 (31 Jul 2001 07:22:12
 GMT)
X-Complaints-To: usenet@news.aaanet.ru
NNTP-Posting-Date: 31 Jul 2001 07:22:12 GMT
X-Priority: 3
X-MSMail-Priority: Normal
X-Newsreader: Microsoft Outlook Express 5.00.2919.6700
X-MimeOLE: Produced By Microsoft MimeOLE V5.00.2919.6700
Xref: archiver1.google.com comp.lang.ada:10833
Date: 2001-07-31T07:22:12+00:00
List-Id: <comp.lang.ada>


"Russ Paielli" <18k11tm001@sneakemail.com> wrote in message
news:3B665A01.54315D0C@sneakemail.com...
> Martin Dowie wrote:
> >
> > Russ Paielli <18k11tm001@sneakemail.com> wrote in message
> > news:3B6624E6.DF734E5C@sneakemail.com...
> > > But "x = 4" means that, immediately after the statement is executed, x
> > > indeed equals 4. I don't see a problem with using "=" for both
> >
> > so what does "X = X + 1" mean? This was part of the reason
> > why ":=" has been used in many languages (before Ada was ever
> > conceived).
>
> Actually, I like the C way of writing this: "x += 1". It's a minimal
> form. It's much cleaner if the variable name is long. I think C got this
> one right.
>
In Pascal, there's another convenient shortcut: INC(X, Y) is equivalent to X
:= X + Y and INC(X) to INC(X, 1). Both things can be implemented in Ada
using generics, so there's no real need to make them an element of syntax.

Gary

> Russ