C++关系运算符重载思维导图

条件运算符重载
work.cpp

#include <iostream>

using namespace std;
class Work{
    int a;
public:
    Work():a(0){
        cout<<"无参构造"<<endl;
    }
    Work(int a):a(a){
        cout<<"有参构造"<<endl;
    }
    bool operator>(Work val){
        return this->a>val.a?true:false;
    }
    friend bool operator<(Work val,Work value);
};
bool operator<(Work val,Work value){
        return val.a<value.a?true:false;
    }
int main()
{
    Work a1 = Work(10);
    Work a2 = Work(5);
    Work a3 = Work(20);
    cout <<"a1和a2比较结果"<<(a1>a2)<<" a3和a1比较结果"<<(a3<a1)<<endl;
    return 0;
}