c++复数类

写一个简单的类完成默认函数和简单的运算符重载

1.完成四个默认成员函数 

2.比较运算符 

3.前置后置++和+/+=的实现 

#ifndef __COMPLEX_H__
#define __COMPLEX_H__

#define _CRT_SECURE_NO_DEPRECATE 1
#include
#include
using namespace std;

class Complex
{

public:
    Complex (int x,int y)		//列表初始化
		:_real(x),
		_img(y)
	{
	}

	Complex(const Complex& d)	//拷贝构造
	{
		this->_real = d._real;
		this->_img = d._img;
	}

	~Complex()					//析构函数
	{
		cout<<"~Complex()"<_real = d._real;
		this->_img = d._img;
		}
		return *this;
	}
bool operator>(const Complex & d);
Complex& operator+=(const Complex& d);
Complex& operator++();
Complex operator++(int);


	
void Print_Complex();
	
private:
	int _real;
	int _img;

};

#endif // !__COMPLEX__H_

#include"Complex.h"

void Complex::Print_Complex()
{
	if(_img<0)
	cout<<_real<<_img<<"i"<(const Complex& d)                  //比较运算符（复数实不能这样比较大小的，这只是为实现>符号的重载才这样做）
{
	return (this->_real)>d._real && ((this->_img) >d._img || (this->_img) == d._img);
}
Complex& Complex::operator++()			      	  //前置++，默认给实部加1；
{
	this->_real+=1;
	return *this;
}
Complex Complex::operator++(int)			  //后置++，默认给实部加1；
{
	Complex tmp = *this;
	this->_real += 1;
	return tmp;
}
Complex& Complex::operator+=(const Complex& d)            //预算符+=重载；
{
	this->_real += d._real;
	this->_img += d._img;
	return *this;
}