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Article #21564Re: java�е�oop����
From: �����ơ��������λλ�
Date: Thu, 27 Nov 2003 16:27
Date: Thu, 27 Nov 2003 16:27
19 lines
1758 bytes
1758 bytes
abstract class�Dz������object��,���Բ���дnew A(),��new B()�ǿ��Ե�
(���B����abstract class)
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: A a = new B();
: �����û�м��������÷���A ��һ��abstract class, B��һ����ͨ���࣬����˵
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X-Google-Language: Chinese,GB X-Google-Thread: f6cb0,b5989b2b41fb4312,start X-Google-Attributes: gidf6cb0,public X-Google-ArrivalTime: 2003-11-27 08:26:01 PST Path: arc1-ca.pugleaf.net!archiver1.google.com!news2.google.com!news.maxwell.syr.edu!newshosting.com!news-xfer1.atl.newshosting.com!feed2.newsreader.com!newsreader.com!maily.cic.tsinghua.edu.cn!news.ccie.net.cn!SJTU From: pwlazy.bbs@bbs.sjtu.edu.cn ( �����ơ��������λλ�) Newsgroups: cn.bbs.comp.lang.java Subject: Re: java�е�oop���� Date: 27 Nov 2003 16:27:48 GMT Organization: ��ˮ˼Դ Message-ID: <49Qa7E$9qT@bbs.sjtu.edu.cn> Mime-Version: 1.0 Content-Type: text/plain; charset="gb2312" Content-Transfer-Encoding: 8bit X-Filename: Java/M.1069950302.A