Re: implementation of virtual functions

Article View: fj.lang.c

Article #4593

#4593

From: NoZomi.Ytow
Date: Thu, 19 Mar 1992 00:09

35 lines
1557 bytes

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$@:#EY$N(J Zortech C++ $@$O(J IBM-PC $@8_495!$G$7$+$^$H$b$KF0$+$:!"Ha$7$$$G$9!#(J

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In article <MANDA.92Mar11202632@mizar.kuis.kyoto-u.ac.jp>, 
manda@kuis.kyoto-u.ac.jp (Naruki Mitsuda) wrote:

> class ClassA {
>  protected:
>     virtual int newNumber(){ return 0; }; // $@%5%V%/%i%90MB8$NItJ,(J

protected $@$K$9$k$J$i(J

      virtual int newNumber(void) = 0;

$@$G$O$$$1$^$;$s$+!#(J

$@$=$l$+$i(J

> class ClassB : public ClassA {
>  protected:
>     virtual int newNumber(){ return 1; }; // $@%5%V%/%i%90MB8$NItJ,(J
      ^^^^^^^
$@;R6!$G$b(J virtual $@$C$FI,MW$G$7$?$C$1!#(J
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        $@C^GHBg3X!!@8J*2J3X8&5f2J(J
        $@0KF#(J  $@4u!J$N$>$_!K(J a107470@sakura.cc.tsukuba.ac.jp

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Path: arc1-ca.pugleaf.net!sparky!uunet!sun-barr!ccut!s.u-tokyo!kekux!crimson!ume!sakura!a107470

References: <MANDA.92Mar11202632@mizar.kuis.kyoto-u.ac.jp>

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Path: arc1-ca.pugleaf.net!sparky!uunet!sun-barr!ccut!s.u-tokyo!kekux!crimson!ume!sakura!a107470
From: a107470@sakura.cc.tsukuba.ac.jp (NoZomi.Ytow)
Newsgroups: fj.lang.c
Subject: Re: implementation of virtual functions
Message-ID: <1726@sakura.cc.tsukuba.ac.jp>
Date: 19 Mar 92 00:09:56 GMT
References: <MANDA.92Mar11202632@mizar.kuis.kyoto-u.ac.jp>
Distribution: fj
Organization: SIPC, U of TSUKUBA, Ibaraki, Japan
Lines: 35

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