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Groups > comp.lang.c++ > #15473

Re: super superclass

From Nobody <nobody@nowhere.com>
Subject Re: super superclass
Date 2012-04-19 18:40 +0100
Message-Id <pan.2012.04.19.17.40.30.304000@nowhere.com>
Newsgroups comp.lang.c++
References <23059116.431.1334670603001.JavaMail.geo-discussion-forums@ynku11> <4F8F2C5E.6020904@somewhere.net> <slrnjouepj.1ls.grahn+nntp@frailea.sa.invalid>
Organization Zen Internet

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On Wed, 18 Apr 2012 22:07:47 +0000, Jorgen Grahn wrote:

>> For example, do all classes really need a ToString() method? Surely,
>> there are going to be some classes where a string representation either
>> makes no sense or has little value.
> 
> Unfortunate example, since the standard way to do this in C++ is to
> provide a ostream << Foo overload.  No common superclass needed.

But that will dispatch according to the static (compile-time) type, not
the dynamic (run-time) type.

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super superclass bob@coolfone.comze.com - 2012-04-17 06:50 -0700
  Re: super superclass Marc <marc.glisse@gmail.com> - 2012-04-17 14:29 +0000
  Re: super superclass Christopher Pisz <someone@somewhere.net> - 2012-04-18 16:04 -0500
    Re: super superclass Jorgen Grahn <grahn+nntp@snipabacken.se> - 2012-04-18 22:07 +0000
      Re: super superclass Nobody <nobody@nowhere.com> - 2012-04-19 18:40 +0100
        Re: super superclass Jorgen Grahn <grahn+nntp@snipabacken.se> - 2012-04-20 07:56 +0000
  Re: super superclass Pavel <pauldontspamtolk@removeyourself.dontspam.yahoo> - 2012-04-20 00:29 -0400

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