#include <iostream>
using namespace std;
class Test{
public:
Test(int d = 0):data(d){
cout << "c" << endl;
}
Test(const Test &t){
cout << "copy" << endl;
data = t.data;
}
Test& operator= (const Test &t){
cout << "assign" << endl;
if(this != &t){
data = t.data;
}
return *this;
}
~Test(){
cout << "f" << endl;
}
Test* operator&(){
cout << "operator&" << endl;
return this;
}
const Test* operator&() const{
cout << "const operator&" << endl;
return this;
}
private:
int data;
};
int main(){
Test t;//构造函数
Test t1 = t;//拷贝构造函数
Test t2;
t2 = t;//operator=
Test t3;
Test *pt3 = &t3;//operator&
const Test t4;
const Test *pt4 = &t4;//const operator&
}
原文:https://www.cnblogs.com/xiaoshiwang/p/9499631.html