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  1. #include <iostream>
  2. #include <memory>
  3. #include <vector>
  4. #include <algorithm>
  5. using namespace std;
  6.  
  7. class Base
  8. {
  9. public:
  10.     Base() {}
  11.     virtual void doStuff() = 0;
  12. };
  13.  
  14. class DerivedA : public Base
  15. {
  16. private:
  17.     //specific A member variables
  18. public:
  19.     DerivedA() : Base() {}
  20.     virtual void doStuff() {
  21. 		std::cout << "Derived Class A - Do Stuff" << std::endl;
  22.     }
  23. };
  24.  
  25. class DerivedB : public Base
  26. {
  27. private:
  28.     //specific B member variables
  29. public:
  30.     DerivedB() : Base() {}
  31.     virtual void doStuff() {
  32. 		std::cout << "Derived Class B - Do Stuff" << std::endl;
  33.     }
  34. };
  35. int main() {
  36. 	// your code goes here
  37.     std::vector<std::unique_ptr<Base> > container;
  38.     container.push_back(std::make_unique<DerivedA>());
  39.     container.push_back(std::make_unique<DerivedB>());
  40.  
  41. 	std::for_each(container.begin(), container.end(), [](std::unique_ptr<Base> & b) {
  42. 		b->doStuff();
  43. 	});
  44. 	return 0;
  45. }
Success #stdin #stdout 0s 3232KB
comments (?)
stdin 
Standard input is empty
stdout 
Derived Class A - Do Stuff
Derived Class B - Do Stuff
https://ideone.com/e7EUMJ
polymorphism
language:
C++14 (gcc 8.3)
created:
9 years ago
visibility:
public

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