33.关系运算符重载

程序1：

#pragma warning(disable:4996)
//2022年10月12日21:26:43
#include <iostream>
using namespace std;

class Maker
{
public:
    Maker()
    {
        id = 0;
        age = 0;
    }
    Maker(int id, int age)
    {
        this->id = id;
        this->age = age;
    }

    bool operator==(Maker &m)
    {
        if( this->id == m.id && this->age == m.age )
        {
            return true;
        }
        return false;
    }

    bool operator!=(Maker &m)
    {
        if( this->id != m.id || this->age != m.age )
        {
            return true;
        }
        return false;
    }
public:
    int id;
    int age;
};

void test()
{
    Maker p1(1, 20);
    Maker p2;

    if( p1 == p2 )
    {
        cout << "真" << endl;
    }
    else
    {
        cout << "假" << endl;
    }

    if( p1 != p2 )
    {
        cout << "真" << endl;
    }
    else
    {
        cout << "假" << endl;
    }
}


int main()
{
    test();
    system("pause");
    return EXIT_SUCCESS;
}

输出结果：

假
真
请按任意键继续. . .