fork download
copy 
  1. #include <iostream>
  2. #include <vector>
  3. #include <tuple>
  4.  
  5. template <typename T>
  6. using Container = std::vector<T>;
  7.  
  8. template<typename... Ts>
  9. class Mgr2
  10. {
  11. private:
  12.     std::tuple<Container<Ts>...> _containers;
  13. public:
  14.     Mgr2() {};
  15.  
  16.    template <typename T>
  17.    const Container<T>& get() const { return std::get<Container<T>>(_containers); }
  18.  
  19.    template <typename T>
  20.    Container<T>& get() { return std::get<Container<T>>(_containers); }
  21. };
  22.  
  23. int main()
  24. {
  25.     Mgr2<int, float> mgr;
  26.  
  27.     mgr.get<int>() = {4, 8, 15, 16, 23, 42};
  28.     mgr.get<float>().push_back(4.2f);
  29.  
  30.     for (const auto e : mgr.get<int>()) {
  31.         std::cout << " " << e;
  32.     }
  33.     std::cout << std::endl;
  34.     for (const auto f : mgr.get<float>()) {
  35.         std::cout << " " << f;
  36.     }
  37.     std::cout << std::endl;
  38. }
  39.  
Success #stdin #stdout 0s 3412KB
comments (?)
stdin
copy 
Standard input is empty
stdout
copy 
 4 8 15 16 23 42
 4.2
https://ideone.com/LaMZP4
language:
C++14 (gcc 8.3)
created:
10 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!