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<h1><span style='font-family:SimSun'>对象编程之继承和多态</span></h1>
<p class=MsoNormal><span lang="en-us">作者</span><span lang=EN-US>：<a href="mailto:xiaoxin.wu@citylife.com"><span lang=EN-US style="font-family: SimSun">吴晓新</span></a></span></p>
<p class=MsoNormal> </p>
<p class=MsoNormal><span lang="en-us"><font face="SimSun">
<a href="重载多态.rar">源码</a></font></span></p>
<h1><span style='font-family:SimSun'>重载</span></h1>
<p class=MsoNormal><span style='font-family:SimSun'>一个类中有多个函数名相同但参数不同，称为重载；编译器根据参数来调用相应的函数。</span></p>
<p class=MsoNormal style='margin-left:21.0pt;text-indent:-21.0pt'><span
lang=EN-US style='font-family:Wingdings'>l<span style='font:7.0pt "Times New Roman"'>
</span></span><span style='font-family:SimSun'>操作符重载示例</span></p>
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<p class=MsoNormal><span lang=EN-US>Class Number</span></p>
<p class=MsoNormal><span lang=EN-US>{</span></p>
<p class=MsoNormal style='text-indent:21.0pt'><span lang=EN-US>Static public
Number operator+( Numbert num1,Number num2);</span></p>
<p class=MsoNormal style='text-indent:21.0pt'><span lang=EN-US>……</span></p>
<p class=MsoNormal><span la�
