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Groups > comp.lang.c++ > #8756

Re: Why use C++?

From "Randy Brukardt" <randy@rrsoftware.com>
Newsgroups comp.lang.c++, comp.lang.ada
Subject Re: Why use C++?
Date 2011-08-12 17:09 -0500
Organization Jacob Sparre Andersen Research & Innovation
Message-ID <j248an$6qt$1@munin.nbi.dk> (permalink)
References (10 earlier) <j20cif$dr6$1@dont-email.me> <1q4c610mmuxn7$.1k6s78wa0r8fj.dlg@40tude.net> <j22c68$2m7$1@dont-email.me> <4e44e50a$0$7619$9b4e6d93@newsspool1.arcor-online.net> <4e45276d$0$13269$a8266bb1@newsreader.readnews.com>

Cross-posted to 2 groups.

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"Hyman Rosen" <hyrosen@mail.com> wrote in message 
news:4e45276d$0$13269$a8266bb1@newsreader.readnews.com...
...
> A few; of course, when I was a complete Ada beginner (not that
> I'm much more than that now) I was always thrown by the use of
> apostrophes as attribute designators. When I see
>
>     for Intensity'Size use 8;
>
> it makes me want to go off searching for where the string ends
> and trying to figure out what's going on. I also don't know that
> a beginner finds the notion of an enumerated type declared as an
> array index to be immediately obvious.

In Ada 2012, you could write this as part of the type declaration (much 
preferable, IMHO):

   type Intensity is range 0 .. 255
       with Size => 8;

and then you wouldn't have to guess what the apostrophe means. You'd still 
have to guess what "Size" means (bits or bytes? It's fairly obvious here, 
but not always).

                                     Randy.


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Thread

Why use C++? Miro <nickbergeronsemail@gmail.com> - 2011-08-06 14:00 -0700
  Re: Why use C++? "Paul" <pchristor@yahoo.co.uk> - 2011-08-06 22:09 +0100
    Re: Why use C++? Stuart Redmann <DerTopper@web.de> - 2011-08-10 00:39 -0700
      Re: Why use C++? "Paul" <pchristor@yahoo.co.uk> - 2011-08-10 09:59 +0100
        Re: Why use C++? Stuart Redmann <DerTopper@web.de> - 2011-08-10 07:09 -0700
          Re: Why use C++? "Paul" <pchristor@yahoo.co.uk> - 2011-08-10 17:22 +0100
          Re: Why use C++? Niklas Holsti <niklas.holsti@tidorum.invalid> - 2011-08-10 22:05 +0300
            Re: Why use C++? "Randy Brukardt" <randy@rrsoftware.com> - 2011-08-10 17:37 -0500
              Re: Why use C++? Ludovic Brenta <ludovic@ludovic-brenta.org> - 2011-08-11 00:49 +0200
                Re: Why use C++? "Randy Brukardt" <randy@rrsoftware.com> - 2011-08-11 23:54 -0500
              Re: Why use C++? "Dmitry A. Kazakov" <mailbox@dmitry-kazakov.de> - 2011-08-11 09:54 +0200
                Re: Why use C++? "Dmitry A. Kazakov" <mailbox@dmitry-kazakov.de> - 2011-08-11 11:13 +0200
                Re: Why use C++? Georg Bauhaus <rm.dash-bauhaus@futureapps.de> - 2011-08-11 13:43 +0200
                Re: Why use C++? "Dmitry A. Kazakov" <mailbox@dmitry-kazakov.de> - 2011-08-11 17:09 +0200
                Re: Why use C++? Georg Bauhaus <rm.dash-bauhaus@futureapps.de> - 2011-08-12 10:32 +0200
                Re: Why use C++? Hyman Rosen <hyrosen@mail.com> - 2011-08-12 09:15 -0400
                Re: Why use C++? "Randy Brukardt" <randy@rrsoftware.com> - 2011-08-12 17:09 -0500
                Re: Why use C++? Georg Bauhaus <rm.dash-bauhaus@futureapps.de> - 2011-08-12 19:20 +0200
                Re: Why use C++? Ludovic Brenta <ludovic@ludovic-brenta.org> - 2011-08-12 23:22 +0200
                Re: Why use C++? Ludovic Brenta <ludovic@ludovic-brenta.org> - 2011-08-16 06:06 -0700
                Re: Why use C++? Georg Bauhaus <rm.dash-bauhaus@futureapps.de> - 2011-08-13 11:37 +0200
                Re: Why use C++? Georg Bauhaus <rm.dash-bauhaus@futureapps.de> - 2011-08-13 12:27 +0200
                Re: Why use C++? Georg Bauhaus <rm.dash-bauhaus@futureapps.de> - 2011-08-15 13:38 +0200
                Re: Why use C++? Georg Bauhaus <rm.dash-bauhaus@futureapps.de> - 2011-08-13 13:02 +0200
                Re: Why use C++? "Dmitry A. Kazakov" <mailbox@dmitry-kazakov.de> - 2011-08-12 11:21 +0200
                Re: Why use C++? "Dmitry A. Kazakov" <mailbox@dmitry-kazakov.de> - 2011-08-12 16:30 +0200
                Re: Why use C++? "Dmitry A. Kazakov" <mailbox@dmitry-kazakov.de> - 2011-08-12 22:05 +0200
                Re: Why use C++? "Dmitry A. Kazakov" <mailbox@dmitry-kazakov.de> - 2011-08-13 11:15 +0200
                Re: Why use C++? Ian Collins <ian-news@hotmail.com> - 2011-08-13 21:29 +1200
                Re: Why use C++? "Dmitry A. Kazakov" <mailbox@dmitry-kazakov.de> - 2011-08-13 11:52 +0200
                Re: Why use C++? Ian Collins <ian-news@hotmail.com> - 2011-08-13 23:10 +1200
                Re: Why use C++? Georg Bauhaus <rm.dash-bauhaus@futureapps.de> - 2011-08-13 13:46 +0200
                Re: Why use C++? Ian Collins <ian-news@hotmail.com> - 2011-08-14 08:30 +1200
                Re: Why use C++? Brian Drummond <brian@shapes.demon.co.uk> - 2011-08-13 11:54 +0000
                Re: Why use C++? Simon Wright <simon@pushface.org> - 2011-08-13 14:12 +0100
                Re: Why use C++? Brian Drummond <brian@shapes.demon.co.uk> - 2011-08-14 11:01 +0000
                Re: Why use C++? "Dmitry A. Kazakov" <mailbox@dmitry-kazakov.de> - 2011-08-14 08:46 +0200
                Re: Why use C++? "Dmitry A. Kazakov" <mailbox@dmitry-kazakov.de> - 2011-08-14 08:51 +0200
                Re: Why use C++? "Dmitry A. Kazakov" <mailbox@dmitry-kazakov.de> - 2011-08-14 09:29 +0200
                Re: Why use C++? Nick Keighley <nick_keighley_nospam@hotmail.com> - 2011-08-16 01:18 -0700
                Re: Why use C++? "Dmitry A. Kazakov" <mailbox@dmitry-kazakov.de> - 2011-08-16 10:47 +0200
                Re: Why use C++? Nick Keighley <nick_keighley_nospam@hotmail.com> - 2011-08-16 02:52 -0700
                Re: Why use C++? "Dmitry A. Kazakov" <mailbox@dmitry-kazakov.de> - 2011-08-16 12:39 +0200
                Re: Why use C++? Georg Bauhaus <rm.dash-bauhaus@futureapps.de> - 2011-08-16 12:23 +0200
                Re: Why use C++? "Dmitry A. Kazakov" <mailbox@dmitry-kazakov.de> - 2011-08-16 12:58 +0200
                Re: Why use C++? Georg Bauhaus <rm.dash-bauhaus@futureapps.de> - 2011-08-16 13:44 +0200
                Re: Why use C++? Bill Findlay <yaldnif.w@blueyonder.co.uk> - 2011-08-16 15:51 +0100
                Re: Why use C++? "Dmitry A. Kazakov" <mailbox@dmitry-kazakov.de> - 2011-08-16 21:13 +0200
                Re: Why use C++? Bill Findlay <yaldnif.w@blueyonder.co.uk> - 2011-08-16 20:23 +0100
                Re: Why use C++? "Randy Brukardt" <randy@rrsoftware.com> - 2011-08-12 00:02 -0500
                Re: Why use C++? Robert Wessel <robertwessel2@yahoo.com> - 2011-08-12 00:16 -0500
                Re: Why use C++? Adam Beneschan <adam@irvine.com> - 2011-08-12 09:39 -0700
                Re: Why use C++? Paavo Helde <myfirstname@osa.pri.ee> - 2011-08-12 01:51 -0500
                Re: Why use C++? Georg Bauhaus <rm.dash-bauhaus@futureapps.de> - 2011-08-12 09:41 +0200
                Re: Why use C++? "Dmitry A. Kazakov" <mailbox@dmitry-kazakov.de> - 2011-08-12 11:40 +0200
                Re: Why use C++? Stuart Redmann <DerTopper@web.de> - 2011-08-12 04:48 -0700
                Re: Why use C++? "Vinzent Hoefler" <0439279208b62c95f1880bf0f8776eeb@t-domaingrabbing.de> - 2011-08-12 15:12 +0200
                Re: Why use C++? Stuart Redmann <DerTopper@web.de> - 2011-08-12 08:50 -0700
                Re: Why use C++? Bill Findlay <yaldnif.w@blueyonder.co.uk> - 2011-08-12 18:02 +0100
                Re: Why use C++? "Vinzent Hoefler" <0439279208b62c95f1880bf0f8776eeb@t-domaingrabbing.de> - 2011-08-15 14:59 +0200
                Re: Why use C++? Louisa <louisa.hutch@gmail.com> - 2011-08-18 06:39 -0700
          Re: Why use C++? Colin Paul Gloster <Colin_Paul_Gloster@ACM.org> - 2011-08-11 10:02 +0000
      Re: Why use C++? Dombo <dombo@disposable.invalid> - 2011-08-11 20:20 +0200
        Re: Why use C++? Lynn McGuire <lmc@winsim.com> - 2011-08-11 14:50 -0500
        Re: Why use C++? Dombo <dombo@disposable.invalid> - 2011-08-12 19:22 +0200
    Re: Why use C++? Miro <nickbergeronsemail@gmail.com> - 2011-08-13 08:37 -0700
      Re: Why use C++? Ian Collins <ian-news@hotmail.com> - 2011-08-14 08:38 +1200
        Re: Why use C++? Ian Collins <ian-news@hotmail.com> - 2011-08-14 10:41 +1200
          Re: Why use C++? Jorgen Grahn <grahn+nntp@snipabacken.se> - 2011-08-14 07:26 +0000
            Re: Why use C++? Ian Collins <ian-news@hotmail.com> - 2011-08-14 20:18 +1200
              Re: Why use C++? Jorgen Grahn <grahn+nntp@snipabacken.se> - 2011-08-14 09:00 +0000
        Re: Why use C++? Nick Keighley <nick_keighley_nospam@hotmail.com> - 2011-08-16 02:10 -0700
          Re: Why use C++? Ian Collins <ian-news@hotmail.com> - 2011-08-16 21:25 +1200
            Re: Why use C++? Nick Keighley <nick_keighley_nospam@hotmail.com> - 2011-08-16 02:54 -0700
              Re: Why use C++? Ian Collins <ian-news@hotmail.com> - 2011-08-16 22:04 +1200
  Re: Why use C++? Ian Collins <ian-news@hotmail.com> - 2011-08-07 09:10 +1200
    Re: Why use C++? "Paul" <pchristor@yahoo.co.uk> - 2011-08-06 22:13 +0100
      Re: Why use C++? Juha Nieminen <nospam@thanks.invalid> - 2011-08-07 09:09 +0000
        Re: Why use C++? "Paul" <pchristor@yahoo.co.uk> - 2011-08-07 12:37 +0100
          Re: Why use C++? Juha Nieminen <nospam@thanks.invalid> - 2011-08-07 14:52 +0000
            Re: Why use C++? "Paul" <pchristor@yahoo.co.uk> - 2011-08-07 20:21 +0100
  Re: Why use C++? Lynn McGuire <lmc@winsim.com> - 2011-08-06 16:29 -0500
  Re: Why use C++? Jorgen Grahn <grahn+nntp@snipabacken.se> - 2011-08-07 09:35 +0000
    Re: Why use C++? "crea" <no@invalid.com> - 2011-08-07 13:40 +0100
  Re: Why use C++? Dombo <dombo@disposable.invalid> - 2011-08-07 15:12 +0200
    Re: Why use C++? Juha Nieminen <nospam@thanks.invalid> - 2011-08-07 14:55 +0000

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