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  1.     #include <string>
  2.     #include <iostream>
  3.  
  4.     void fun (const std::initializer_list<std::string>& strings) {
  5.         for(auto s : strings)
  6.         {
  7.             std::cout << s << " ";
  8.         }
  9.     }
  10.  
  11.     template<typename ...Args>
  12.     void foo () {
  13.       fun({Args::value...});
  14.     }
  15.  
  16.     struct A { static std::string value; };
  17.     struct B { static std::string value; };
  18.     struct C { static std::string value; };
  19.     struct D { static std::string value; };
  20.  
  21.     std::string A::value = "Hello";
  22.     std::string B::value = "World";
  23.     std::string C::value = "of";
  24.     std::string D::value = "Variadic Templates";
  25.  
  26.     int main()
  27.     {
  28.         foo<A, B, C, D>(); // where A, B, C, D are classes
  29.     }
  30.  
Success #stdin #stdout 0s 2984KB
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Hello World of Variadic Templates
https://ideone.com/PiuAVC
language:
C++14 (gcc 8.3)
created:
11 years ago
visibility:
public

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