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  1. #include <iostream>
  2. using namespace std;
  3. class Base
  4. {
  5.   public:
  6.     virtual Base* clone() { return new Base(*this); }
  7.     virtual void identify() {std::cout << "Base\n"; }
  8. };
  9.  
  10. class Derived : public Base
  11. {
  12.   public:
  13.     virtual Derived* clone() override { return new Derived(*this); }
  14.     virtual void identify() override {std::cout << "Derived\n"; }
  15. };
  16.  
  17. int main() 
  18. {
  19. 	Base* foo = new Derived;
  20. 	Base* bar = foo->clone();
  21. 	bar->identify();
  22. }
Success #stdin #stdout 0s 3228KB
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Standard input is empty
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Derived
https://ideone.com/XAUZKw
language:
C++14 (gcc 8.3)
created:
9 years ago
visibility:
public

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