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: Haskell, anyone? Date: Mon, 16 Nov 2015 10:36:57 +0100 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: Mon, 16 Nov 2015 09:34:41 -0000 (UTC) Injection-Info: mx02.eternal-september.org; posting-host="45bffd6a911624777cad79aac3181090"; logging-data="9367"; mail-complaints-to="abuse@eternal-september.org"; posting-account="U2FsdGVkX1/YvFxAdnKCZCz1cKkYtSCb" User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:38.0) Gecko/20100101 Thunderbird/38.3.0 In-Reply-To: Cancel-Lock: sha1:hGKHpcemUu5TBtUmrRqdgV4Fwr4= Xref: news.eternal-september.org comp.lang.ada:28396 Date: 2015-11-16T10:36:57+01:00 List-Id: Le 16/11/2015 00:19, Jeffrey R. Carter a écrit : > On 11/15/2015 03:48 PM, Nasser M. Abbasi wrote: >> >> This is for me what makes Ada for me. One can define a type >> that matche the range of the physical quantity being modeled. >> This helps catch many errors. > > One could do this with Pascal in 1970. > Not really. In Pascal, all integer types are compatible. In Ada terms, a Pascal integer /type/ is really a subtype of Pascal Integer. -- 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