Pointer to a class[C++]

#include <iostream>

using namespace std;
class rect
{
    int length;
    int breadth;
    public:
    rect(int l,int b)
    {
        length=l;
        breadth=b;
    }
    int getArea()
    {
        return length*breadth;
    }
};

int main()
{
    rect obj1(5,9);
    cout << obj1.getArea() << endl;
    rect*ptr=&obj1;
    cout<<"This is area : "<<ptr ->getArea();
}

     

           

Note: Need to be arranged in compiler after copied

   

 OutPut:

45
This is area :45