I need a bit more explanation on the last example:
struct X{
int data;
};
int main(){
std::cout << std::endl;
int X:: * p = &X::data;
X object;
object.data = 2011;
X* objptr = new X;
objptr->data = 2014;
int k = object.data;
int l = objptr->data;
std::cout << "k: " << k << std::endl;
std::cout << "l: " << l << std::endl;
std::cout << std::endl;
}
It seems to me that you are able to add an extra field to your struct X in your main method. And then access it inside any newly instantiated struct. But doesnt sound right?