面向对象设计C---重载运算符++ 实验下（三十五）

后++  实现

#include <iostream>
#include <cstring>

using namespace std;

class Cvector
{
public:
    Cvector(int m,int n);
    Cvector operator++(int);

    void output();
private:
    int x;
    int y;
};

Cvector::Cvector(int m,int n)
{
    x=m;
    y=n;
}

void Cvector::output()
{
    cout<<x<<","<<y<<endl;
}

Cvector Cvector::operator++(int)
{
    Cvector tmp=(*this);
    ++this->x;
    ++this->y;
    return (tmp);
}
int main()
{
    Cvector v(0,0);
    Cvector tmp= v++;
    v.output();
    tmp.output();

    return 0;
}

ywx@yuweixian:~/yu/c++/chongzai/chong++$ ./chong++1
1,1
0,0
ywx@yuweixian:~/yu/c++/chongzai/chong++$