subject_20252.htm

一些关于vc的问答

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序号：20252 发表者：longren 发表日期：2002-11-04 21:51:39
<br>主题：请教一个小程序
<br>内容：#include"iostream.h"<BR>class myclass<BR>{<BR>&nbsp;&nbsp;&nbsp;&nbsp;private:<BR>&nbsp;&nbsp;&nbsp;&nbsp;int x,y;<BR>public:<BR>&nbsp;&nbsp;&nbsp;&nbsp;M()<BR>&nbsp;&nbsp;&nbsp;&nbsp;{<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;x=y=0;<BR>&nbsp;&nbsp;&nbsp;&nbsp;}<BR>&nbsp;&nbsp;&nbsp;&nbsp;M(int i,int j)<BR>&nbsp;&nbsp;&nbsp;&nbsp;{<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;x=i;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;y=j;<BR>&nbsp;&nbsp;&nbsp;&nbsp;}<BR>&nbsp;&nbsp;&nbsp;&nbsp;void setxy(int i,int j)<BR>&nbsp;&nbsp;&nbsp;&nbsp;{<BR>&nbsp;&nbsp;&nbsp;&nbsp;x=i;<BR>&nbsp;&nbsp;&nbsp;&nbsp;y=j;<BR>&nbsp;&nbsp;&nbsp;&nbsp;}<BR>&nbsp;&nbsp;&nbsp;&nbsp;void print()<BR>&nbsp;&nbsp;&nbsp;&nbsp;{<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;cout&lt;&lt;x&lt;&lt;","&lt;&lt;y&lt;&lt;endl;<BR>&nbsp;&nbsp;&nbsp;&nbsp;}<BR><BR>};<BR>void fun(myclass m1,myclass *m2);<BR>void fun(myclass m1,myclass *m2)<BR>{<BR>&nbsp;&nbsp;&nbsp;&nbsp;m1.setxy(12,15);<BR>&nbsp;&nbsp;&nbsp;&nbsp;m2-&gt;setxy(22,25);<BR>}<BR>void main()<BR>{<BR>&nbsp;&nbsp;&nbsp;&nbsp;myclass m1(5,7),m2;<BR>&nbsp;&nbsp;&nbsp;&nbsp;m2=m1;<BR>&nbsp;&nbsp;&nbsp;&nbsp;fun(m1,&m2);<BR>&nbsp;&nbsp;&nbsp;&nbsp;m1.print();<BR>&nbsp;&nbsp;&nbsp;&nbsp;m2.print();<BR>}<BR>F:\我的文档\C++\2.cpp(15) : warning C4183: 'M': member function definition looks like a ctor, but name does not match enclosing class<BR>F:\我的文档\C++\2.cpp(35) : error C2661: 'myclass::myclass' : no overloaded function takes 2 parameters<BR>Error executing cl.exe.<BR><BR>2.exe - 1 error(s), 2 warning(s)<BR>看了好久的，没有发现错误的。<BR><BR>2002-11-4 21:52:24