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  1. #include <iostream>
  2. #include <memory>
  3.  
  4. class Base { 
  5. public:
  6.     ~Base () = default;
  7.     Base () { count = 0; }
  8.  
  9.     virtual void method1() = 0; 
  10.     virtual void method2() = 0;  
  11.  
  12. private:
  13.     int count;
  14. }; 
  15.  
  16. class Child final : public Base { 
  17. public: 
  18.     Child() = default;
  19.     ~Child() = default;
  20.  
  21.     void method1() override { std::cout << "B Running method 1\n"; } 
  22.     void method2() override { std::cout << "B Running method 2\n"; }
  23. }; 
  24.  
  25. class myClass {
  26. public:
  27.     myClass(std::unique_ptr<Base> base) : _base(std::move(base)) { }
  28.     ~myClass() = default;
  29.  
  30. private:
  31.     std::unique_ptr<Base> _base;
  32. };
  33.  
  34. int main() {     
  35. 	myClass obj(std::make_unique<Child>()); 
  36. 	std::cout << "OK";
  37. }
Success #stdin #stdout 0s 4552KB
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Standard input is empty
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OK
https://ideone.com/8nmLYs
language:
C++14 (gcc 8.3)
created:
3 years ago
visibility:
public

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