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  1. #include <iostream>
  2. #include <tuple>
  3. #include <utility>
  4.  
  5. template<std::size_t ... Is, typename Tuple>
  6. void print_helper(std::ostream& s, const Tuple& t, std::index_sequence<Is...>)
  7. {
  8.     int dummy[] = { 0, ((s << std::get<Is>(t) << ", "), 0)...};
  9.     (void) dummy; // remove warning for unused var
  10. }
  11.  
  12.  
  13. template<typename Tuple>
  14. void print(std::ostream& s, const Tuple& t)
  15. {
  16.     print_helper(s, t, std::make_index_sequence<std::tuple_size<Tuple>::value>());
  17. }
  18.  
  19. int main()
  20. {
  21. 	print(std::cout, std::make_tuple("hello ", '*', 42));
  22. }
Success #stdin #stdout 0s 3140KB
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stdin
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Standard input is empty
stdout
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hello , *, 42,
https://ideone.com/KPFVrb
language:
C++14 (gcc 8.3)
created:
10 years ago
visibility:
public

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