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  1. #include <iostream>
  2. #include <memory>
  3. #include <vector>
  4.  
  5. template<typename T>
  6. class Nodes {
  7. private:
  8.     unsigned m_numParams;
  9.     std::vector<std::shared_ptr<T>> m_vNodes;
  10.  
  11. public:
  12.     Nodes() : m_numParams(0), m_vNodes{nullptr} {}
  13.  
  14.     template <typename ... Ts>
  15.     explicit Nodes( Ts&&...ts) :
  16.         m_numParams(sizeof...(Ts)),
  17.         m_vNodes{std::make_shared<T>(std::forward<Ts>(ts))...}
  18.     {}
  19.  
  20.     explicit Nodes(std::initializer_list<T> ini) :
  21.     m_numParams(ini.size())
  22.     {
  23.         std::cout << "initalizer_list" << std::endl;
  24.         for (auto&& e : ini) {
  25.             m_vNodes.push_back(std::make_shared<T>(e));
  26.         }
  27.     }
  28. };
  29.  
  30. int main()
  31. {
  32.     Nodes<int> n{3, 4, 5};
  33.  
  34. }
  35.  
Success #stdin #stdout 0s 3416KB
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stdin
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Standard input is empty
stdout
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initalizer_list
https://ideone.com/2HsCmN
language:
C++14 (gcc 8.3)
created:
9 years ago
visibility:
public

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