fork download
copy 
  1. #include <iostream>
  2. using namespace std;
  3.  
  4. class Shape {
  5. public:
  6.    virtual void virtualfunc()  { std::cout << "In shape\n"; }
  7. };
  8.  
  9. class Circle: public Shape {
  10. public:
  11.    void virtualfunc()  { std::cout << "In Circle\n"; };
  12. };
  13.  
  14. int main() {
  15.    Circle circle_instance;
  16.  
  17.    // don't care what kind of Shape
  18.    Shape &someShape = circle_instance;
  19.  
  20.    someShape.virtualfunc();
  21. }
Success #stdin #stdout 0s 2852KB
comments (?)
stdin
copy 
Standard input is empty
stdout
copy 
In Circle
https://ideone.com/A1UvrR
language:
C++ (gcc 8.3)
created:
11 years ago
visibility:
public

Share or Embed source code

Discover > Sphere Engine API

The brand new service which powers Ideone!

Discover > IDE Widget

Widget for compiling and running the source code in a web browser!