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<rss version="2.0" xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:trackback="http://madskills.com/public/xml/rss/module/trackback/" xmlns:wfw="http://wellformedweb.org/CommentAPI/" xmlns:slash="http://purl.org/rss/1.0/modules/slash/"><channel><title>鸡啄米-鸡啄米：C++编程入门系列之四十三（继承与派生：赋值兼容规则）</title><link>http://www.jizhuomi.com/software/108.html</link><generator>RainbowSoft Studio Z-Blog 1.8 Walle Build 100427</generator><language>zh-CN</language><pubDate>Thu, 29 Dec 2011 22:23:02 +0800</pubDate><item><title>Re:鸡啄米：C++编程入门系列之四十三（继承与派生：赋值兼容规则）</title><author> (echon)</author><link>http://www.jizhuomi.com/software/108.html#cmt11836</link><pubDate>Wed, 01 Jun 2016 22:43:37 +0800</pubDate><guid>http://www.jizhuomi.com/software/108.html#cmt11836</guid><description><![CDATA[偶然搜到博主的blog 内容真棒！谢谢]]></description></item><item><title>Re:鸡啄米：C++编程入门系列之四十三（继承与派生：赋值兼容规则）</title><author> (西瓜好吃)</author><link>http://www.jizhuomi.com/software/108.html#cmt11479</link><pubDate>Sat, 12 Sep 2015 17:22:49 +0800</pubDate><guid>http://www.jizhuomi.com/software/108.html#cmt11479</guid><description><![CDATA[base = child;这句话简直不可理解，child对象具备base所不具备的属性（成员），直接这样赋值，child多出来的成员值赋到哪去了？是直接抛弃吗？<blockquote><div class="quote quote3"><div class="quote-title">今夜 于 2015-9-13 0:20:17 回复</div>好巧啊，我也在看这个序列。<br/>base = child，我是这么理解的，把child赋给base，只是把base对象中所需要的成员给赋值了（用child中对应的成员），child中多出来的成员并没有用到。无需抛弃啊，还在内存里，child并没有delete掉。<br/>有空一起讨论啊。</div></blockquote><blockquote><div class="quote quote3"><div class="quote-title">今夜 于 2015-9-13 0:21:24 回复</div>好巧啊，我也在看这个序列。<br/>base = child，我是这么理解的，把child赋给base，只是把base对象中所需要的成员给赋值了（用child中对应的成员），child中多出来的成员并没有用到。无需抛弃啊，还在内存里，child并没有delete掉。<br/>有空一起讨论啊。</div></blockquote><blockquote><div class="quote quote3"><div class="quote-title">西瓜好吃 于 2015-9-13 16:51:37 回复</div>我是这两天从头看过来的，哈哈。我是这个意思，child是个大果篮，base是个小果篮，child把果子复制一份给base，base根本盛不下啊，肯定要抛弃child独有的部分，child本身当然没被delete我知道。如果说编译器和CPU就是这样规定的，只接受两者共有的部分，那我就记住得了。就像<br/>int a=2;<br/>float b=5.6389;<br/>a=b;//a结果为5，小数被抛弃，就类似于这里的盛不下。<br/>博主何在，快来啊</div></blockquote><blockquote><div class="quote quote3"><div class="quote-title">单线程编程 于 2022/1/6 9:05:25 回复</div>派生类对象赋值给基类对象的时候确实会舍弃派生类新增的成员，所以从安全性上来讲，可以把派生类对象直接赋值给基类对象，派生类的新增成员被编译器自动舍弃，这好像也叫向上转型</div></blockquote>]]></description></item><item><title>Re:鸡啄米：C++编程入门系列之四十三（继承与派生：赋值兼容规则）</title><author> (快乐)</author><link>http://www.jizhuomi.com/software/108.html#cmt4156</link><pubDate>Thu, 04 Dec 2014 17:12:01 +0800</pubDate><guid>http://www.jizhuomi.com/software/108.html#cmt4156</guid><description><![CDATA[为什么刚看到，为什么！！！！！]]></description></item><item><title>Re:鸡啄米：C++编程入门系列之四十三（继承与派生：赋值兼容规则）</title><author> (XXXX)</author><link>http://www.jizhuomi.com/software/108.html#cmt3918</link><pubDate>Mon, 28 Jul 2014 16:03:33 +0800</pubDate><guid>http://www.jizhuomi.com/software/108.html#cmt3918</guid><description><![CDATA[我竟然不知道不知道看到这章节了，竟然都可以懂，博主强大]]></description></item><item><title>Re:鸡啄米：C++编程入门系列之四十三（继承与派生：赋值兼容规则）</title><author> (茶果)</author><link>http://www.jizhuomi.com/software/108.html#cmt2738</link><pubDate>Mon, 18 Mar 2013 15:04:48 +0800</pubDate><guid>http://www.jizhuomi.com/software/108.html#cmt2738</guid><description><![CDATA[博主的这个回复功能设计的很棒，一看就是优秀的产品经理]]></description></item><item><title>Re:鸡啄米：C++编程入门系列之四十三（继承与派生：赋值兼容规则）</title><author> (茶果)</author><link>http://www.jizhuomi.com/software/108.html#cmt2737</link><pubDate>Mon, 18 Mar 2013 15:02:32 +0800</pubDate><guid>http://www.jizhuomi.com/software/108.html#cmt2737</guid><description><![CDATA[赞一下，博主讲的蛮好的，不会轻视细节，很多技术文章都不怎么会把细节讲那么清晰的，有时提到也就像是援引了一个概念，理解起来似是而非。这些看似通俗的细节博主是从严谨的角度去审视、串联放在一个完整的体系里。]]></description></item><item><title>Re:鸡啄米：C++编程入门系列之四十三（继承与派生：赋值兼容规则）</title><author>keshiwei0001@163.com (科士威产品怎么样)</author><link>http://www.jizhuomi.com/software/108.html#cmt762</link><pubDate>Wed, 04 Jan 2012 15:23:09 +0800</pubDate><guid>http://www.jizhuomi.com/software/108.html#cmt762</guid><description><![CDATA[编程对我来说跟天书似的<br/>由 鸡啄米 于 2012-01-04 22:51:49 最后编辑]]></description></item><item><title>Re:鸡啄米：C++编程入门系列之四十三（继承与派生：赋值兼容规则）</title><author>654193067@qq.com (古美人)</author><link>http://www.jizhuomi.com/software/108.html#cmt748</link><pubDate>Sat, 31 Dec 2011 20:40:50 +0800</pubDate><guid>http://www.jizhuomi.com/software/108.html#cmt748</guid><description><![CDATA[元旦快乐博主 (*^__^*) 嘻嘻……]]></description></item><item><title>Re:鸡啄米：C++编程入门系列之四十三（继承与派生：赋值兼容规则）</title><author>woyaobaozhen@163.com (卡通抱枕)</author><link>http://www.jizhuomi.com/software/108.html#cmt747</link><pubDate>Sat, 31 Dec 2011 16:06:02 +0800</pubDate><guid>http://www.jizhuomi.com/software/108.html#cmt747</guid><description><![CDATA[今天就是来和你说元旦快乐的<blockquote><div class="quote quote3"><div class="quote-title">鸡啄米 于 2011-12-31 20:21:53 回复</div>谢谢，你也元旦快乐</div></blockquote>]]></description></item><item><title>Re:鸡啄米：C++编程入门系列之四十三（继承与派生：赋值兼容规则）</title><author>868008@163.com (陌凡)</author><link>http://www.jizhuomi.com/software/108.html#cmt746</link><pubDate>Sat, 31 Dec 2011 13:06:23 +0800</pubDate><guid>http://www.jizhuomi.com/software/108.html#cmt746</guid><description><![CDATA[很好的学习贴，朋友辛苦了，元旦快乐哦<blockquote><div class="quote quote3"><div class="quote-title">鸡啄米 于 2011-12-31 20:13:54 回复</div>元旦快乐</div></blockquote>]]></description></item><item><title>Re:鸡啄米：C++编程入门系列之四十三（继承与派生：赋值兼容规则）</title><author>654193067@qq.com (古美人)</author><link>http://www.jizhuomi.com/software/108.html#cmt744</link><pubDate>Fri, 30 Dec 2011 20:40:03 +0800</pubDate><guid>http://www.jizhuomi.com/software/108.html#cmt744</guid><description><![CDATA[<br/>前途真的很重要 <br/><br/>]]></description></item><item><title>Re:鸡啄米：C++编程入门系列之四十三（继承与派生：赋值兼容规则）</title><author>qingdaozhiwentong@126.com (金顺道物流)</author><link>http://www.jizhuomi.com/software/108.html#cmt743</link><pubDate>Fri, 30 Dec 2011 14:07:48 +0800</pubDate><guid>http://www.jizhuomi.com/software/108.html#cmt743</guid><description><![CDATA[工作告一段落，看会儿博客！]]></description></item><item><title>Re:鸡啄米：C++编程入门系列之四十三（继承与派生：赋值兼容规则）</title><author>9195569883@qq.com (皮鞋批发)</author><link>http://www.jizhuomi.com/software/108.html#cmt742</link><pubDate>Fri, 30 Dec 2011 13:44:44 +0800</pubDate><guid>http://www.jizhuomi.com/software/108.html#cmt742</guid><description><![CDATA[这些知识很有用，有时间得多用一下呀<blockquote><div class="quote quote3"><div class="quote-title">鸡啄米 于 2011-12-30 21:53:05 回复</div>嗯，多练习多写很重要。</div></blockquote>]]></description></item><item><title>Re:鸡啄米：C++编程入门系列之四十三（继承与派生：赋值兼容规则）</title><author>868008@163.com (陌凡)</author><link>http://www.jizhuomi.com/software/108.html#cmt741</link><pubDate>Fri, 30 Dec 2011 11:07:56 +0800</pubDate><guid>http://www.jizhuomi.com/software/108.html#cmt741</guid><description><![CDATA[呵呵，学习。谢谢朋友分享哦]]></description></item><item><title>Re:鸡啄米：C++编程入门系列之四十三（继承与派生：赋值兼容规则）</title><author>qingdaozhiwentong@126.com (青岛葡萄酒)</author><link>http://www.jizhuomi.com/software/108.html#cmt740</link><pubDate>Fri, 30 Dec 2011 10:50:57 +0800</pubDate><guid>http://www.jizhuomi.com/software/108.html#cmt740</guid><description><![CDATA[博主对这个方面的知识懂得很多啊！<blockquote><div class="quote quote3"><div class="quote-title">鸡啄米 于 2011-12-30 21:49:12 回复</div>一般一般</div></blockquote>]]></description></item><item><title>Re:鸡啄米：C++编程入门系列之四十三（继承与派生：赋值兼容规则）</title><author>407249436@qq.com (品味时尚)</author><link>http://www.jizhuomi.com/software/108.html#cmt739</link><pubDate>Fri, 30 Dec 2011 09:36:02 +0800</pubDate><guid>http://www.jizhuomi.com/software/108.html#cmt739</guid><description><![CDATA[不是我不认真看，这个技术性太强，看的晕头转向，所以只能支持了，见谅<blockquote><div class="quote quote3"><div class="quote-title">鸡啄米 于 2011-12-30 21:48:26 回复</div>路过支持下就很感谢了。</div></blockquote>]]></description></item><item><title>Re:鸡啄米：C++编程入门系列之四十三（继承与派生：赋值兼容规则）</title><author>lvxingzb@qq.com (旅行士吧)</author><link>http://www.jizhuomi.com/software/108.html#cmt738</link><pubDate>Fri, 30 Dec 2011 00:15:51 +0800</pubDate><guid>http://www.jizhuomi.com/software/108.html#cmt738</guid><description><![CDATA[C++有前途啊]]></description></item></channel></rss>
