subject_15401.htm

一些关于vc的问答

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序号：15401 发表者：最后半年，必须疯狂学习了 发表日期：2002-09-18 09:43:44
<br>主题：一个小小程序的困惑，关于类的构造函数
<br>内容：帮我看一下这个小程序，很短，但编译就是不通过说：“error C2533: 'Goods::Goods' : constructors not allowed a return type”&nbsp;&nbsp;非常感谢<BR><BR>class Goods<BR>{<BR>public:<BR>&nbsp;&nbsp;&nbsp;&nbsp;Goods(int w);&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;//错误指向这里：（<BR>&nbsp;&nbsp;&nbsp;&nbsp;~Goods();<BR>&nbsp;&nbsp;&nbsp;&nbsp;int Weight();<BR>&nbsp;&nbsp;&nbsp;&nbsp;static int TotalWeight();<BR>private:<BR>&nbsp;&nbsp;&nbsp;&nbsp;int weight;<BR>&nbsp;&nbsp;&nbsp;&nbsp;static int totalweight;<BR>}<BR><BR>Goods::Goods(int w)<BR>{<BR>&nbsp;&nbsp;&nbsp;&nbsp;weight = w;<BR>&nbsp;&nbsp;&nbsp;&nbsp;totalweight += w;<BR>}<BR><BR>Goods::~Goods()<BR>{<BR>&nbsp;&nbsp;&nbsp;&nbsp;totalweight -= weight;<BR>}<BR><BR>int Goods::Weight()<BR>{<BR>&nbsp;&nbsp;&nbsp;&nbsp;return weight;<BR>}<BR><BR>int Goods::TotalWeight()<BR>{<BR>&nbsp;&nbsp;&nbsp;&nbsp;return totalweight;<BR>}<BR><BR>#include &lt;iostream.h&gt;<BR><BR>int Goods::totalweight = 0;<BR><BR>int main()<BR>{<BR>&nbsp;&nbsp;&nbsp;&nbsp;int w;<BR>&nbsp;&nbsp;&nbsp;&nbsp;cin&gt;&gt;w;<BR>&nbsp;&nbsp;&nbsp;&nbsp;Goods g1(w);<BR>&nbsp;&nbsp;&nbsp;&nbsp;cin&gt;&gt;w;<BR>&nbsp;&nbsp;&nbsp;&nbsp;Goods g2(w);<BR>&nbsp;&nbsp;&nbsp;&nbsp;cout&lt;&lt;Goods::TotalWeight()&lt;&lt;endl;<BR>&nbsp;&nbsp;&nbsp;&nbsp;return 0;<BR>}
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<font color=red>答案被接受</font><br>回复者：whn 回复日期：2002-09-18 10:00:16
<br>内容：你的类的定义结尾没有“；”号，加上就OK了
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回复者：最后半年，必须疯狂学习了 回复日期：2002-09-18 10:17:32
<br>内容：3x.
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