Mega Code Archive
Pointers to Class Members
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#include <iostream>
using namespace std;
class MyClass {
public:
MyClass(int i) { val=i; }
int val;
int double_val() { return val+val; }
};
int main()
{
int MyClass::*data; // data member pointer
int (MyClass::*func)(); // function member pointer
MyClass ob1(1), ob2(2); // create objects
data = &MyClass::val; // get offset of val
func = &MyClass::double_val; // get offset of double_val()
cout << "Here are values: ";
cout << ob1.*data << " " << ob2.*data << "\n";
cout << "Here they are doubled: ";
cout << (ob1.*func)() << " ";
cout << (ob2.*func)() << "\n";
return 0;
}
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