Re: Confused .. What is happenning here

From:
"terminator" <farid.mehrabi@gmail.com>
Newsgroups:
comp.lang.c++
Date:
28 Mar 2007 06:42:23 -0700
Message-ID:
<1175089343.224026.253150@d57g2000hsg.googlegroups.com>
On Mar 28, 3:31 pm, vb.h...@gmail.com wrote:

On Mar 28, 3:48 pm, "Mathematician" <mathemtician1234567...@yahoo.com>
wrote:

On Mar 28, 2:25 am, vb.h...@gmail.com wrote:

Hi all,
I am new to C++ and was just reading about polymorphism. I tried to
write a very simple program. Then a curious thought came into my mind.
And instead of using pointer in polymorphism, i used a reference. And
both of them printed the same thing.
I want to know what is going on under the hood.

#include <iostream>

using namespace std;

class base
{
public:
    virtual void print()
    {
        cout<< "In Base Class"<<endl;
    }

};

class derived : public base
{
public:
    virtual void print()
    {
        cout<<"In Derived Class"<<endl;
    }

};

int main()
{
  //using pointer
  base *b = new derived();
  derived d;
  b->print();

  //using reference
  base &c = d;
  c.print();

  return 0;

}

Regards,
vb


You mean the memory leak ?


Ok .. Barring the memory leak .. :-)- Hide quoted text -

- Show quoted text -


TIP:'delete' pointers allocated via 'new'

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