c 重载等于操作符

在程序中我们常常要使用一些判断条件,如a>b,a==b,a<b.如果a和b是我们定义的某个类的对象,假设这个类为MyClass.这时候,如果在MyClass中没有对>、<、和=

#includeusingnamespacestd;classComplex{public:Complex(){real=0;imag=0;}Complex(doubler,doublei){real

#include#includeusingnamespacestd;templateclassMySet{public:MySet();MySet(ints,constTypea[]);MySet(c

classcomplex{public:complex(doubler=0,doublei=0){real=r;image=i;}doublereal;doubleimage;};complexope

usingSystem;namespacedoing{classdome{staticvoidMain(string[]args){doublea,b,c;Console.Wr

#include#includeclassComplex{public:Complex():_real(0),_imag(0){}explicitComplex(doubler):_real(r),_

#includeusingstd::cout;usingstd::endl;//usingnamespacestd;classcomplex{private:doublereal;doubleim

#include<iostream>usingnamespacestd;classComplex{public: Complex(doubler=0,doublei=0):rea

classMatrix{public:Matrix(int_m,int_n,int*coef){m=_m;n=_n;pCoef=newint[m*n];for(inti=0;ifor(intj=0;j

classClassMath{publicintReal=0;publicintImaginary=0;publicoverridestringToString(){returnthis.Real.T

#includeusingnamespacestd;classMatrix{private:\x09double\x09data[2][3];public:\x09Matrix();Matrix(co

#include//usingnamespacestd;classmatrix{public:matrix(){};matrix(intarray[3][3]){for(inti=0;ifor(int

#includeusingnamespacestd;classComplex{doublereal;doubleimag;public:Complex()//默认构造函数{real=0;imag=0;

#include#includeclassComplex{public:Complex(floata,floatb):m_real(a),m_imaginary(b){}Complex():m_rea

friendMatrixoperator+(Matrix&,Matrix&);//重载运算符“+”voidinput();//输入数据函数voiddisplay();//输出数据函数private:i

//main.cpp_______usedfortesting　　#include　　#include　　#include"matrix.h"　　#include"time.h"　　#include"

// 以下实现供参考#include<stdlib.h>#include<stdio.h>class Matrix{   &n

//-------------------------------------//-----------------------------------------------------------

楼主能说清楚点不?用什么语言?

你的问题关键出在const成员函数上.这个概念你或许不常见,我先给你说一下,之后给你解决办法.---------------------const成员函数-----------------------