   virtual funtions
  i have a class "MyModel" that has virtual funtions in it .i create a pointer to  itMyModel *tigerModel;and create it later how do i now change the  virtual funtions in tigermodel though   
  1/ What language? C++, C#, C ??2/ what do you mean by change the virtual functions?http://en.wikipedia.org/wiki/Virtual_function#C.2B.2Bvirtual functions can be override in a class which inherits a class which contains virtual functionsclass myClass{public:  virtual void MyMain() const { std::cout << "Hello World!\n";}};class MyNewClass : myClass{public:  void MyMain() const { std::cout << "Hello my New World!\n";}};int main(){std::cout << "Starting ..." << std::endl;myClass c;c.MyMain();MyNewClass nC;nC.MyMain();return 0;}outputHello World!Hello New World!   