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  1. #include <iostream>
  2. #include <tuple>
  3. #include <string>
  4.  
  5. template <class... ArgsL>
  6. struct tuple_maker {
  7.     typedef std::tuple<ArgsL...>    tuple_left;
  8.     tuple_maker(tuple_left const & tl = tuple_left()): tuple_(tl) {}
  9.  
  10.     tuple_left  tuple_;
  11.  
  12.     template <class ArgR>
  13.     tuple_maker<ArgsL..., ArgR> operator , (ArgR const & r)
  14.     {
  15.         return std::tuple_cat(tuple_, std::make_tuple(r));
  16.     }
  17.  
  18.     operator tuple_left & () { return tuple_; }
  19. };
  20.  
  21. tuple_maker<> tuple_of() { return tuple_maker<>(); }
  22.  
  23. int main()
  24. {
  25.     std::tuple<char, double, int>  mytup;
  26.     mytup = (tuple_of(), 'a', 145.21, 100);
  27.     return 0;
  28. }
Success #stdin #stdout 0s 2924KB
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stdout 
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https://ideone.com/Wk1bcA
language:
C++14 (gcc 8.3)
created:
13 years ago
visibility:
public

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