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=unavailable autolearn_force=no version=3.4.4 Path: eternal-september.org!reader01.eternal-september.org!reader02.eternal-september.org!news.eternal-september.org!mx02.eternal-september.org!.POSTED!not-for-mail From: "J-P. Rosen" Newsgroups: comp.lang.ada Subject: Re: was Ada 83 in fact object oriented ? Date: Fri, 25 Sep 2015 10:30:29 +0200 Organization: A noiseless patient Spider Message-ID: References: Mime-Version: 1.0 Content-Type: text/plain; charset=windows-1252 Content-Transfer-Encoding: 8bit Injection-Date: Fri, 25 Sep 2015 08:28:33 +0000 (UTC) Injection-Info: mx02.eternal-september.org; posting-host="45bffd6a911624777cad79aac3181090"; logging-data="7791"; mail-complaints-to="abuse@eternal-september.org"; posting-account="U2FsdGVkX18fSElBauEPJbLp3K8MXC4F" User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:38.0) Gecko/20100101 Thunderbird/38.2.0 In-Reply-To: Cancel-Lock: sha1:kq4ZSTJPOusZdt77CsXcBDsP3r8= Xref: news.eternal-september.org comp.lang.ada:27822 Date: 2015-09-25T10:30:29+02:00 List-Id: Le 25/09/2015 10:11, Dmitry A. Kazakov a écrit : > Regarding extension, it is just one implementation of inheritance chosen > for its simplicity. It has issues, lots of, e.g. with substitutability, > multiple inheritance etc. A class can be built by many ways, extension is > only one of them. Yes, but my point (and I know you -and many others- disagree with that!) is that inheritance is NOT required for OO. It is just one among many ways of organizing objects. -- J-P. Rosen Adalog 2 rue du Docteur Lombard, 92441 Issy-les-Moulineaux CEDEX Tel: +33 1 45 29 21 52, Fax: +33 1 45 29 25 00 http://www.adalog.fr