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  1. #include <tuple>
  2. #include <utility>
  3. #include <array>
  4. #include <iostream>
  5.  
  6. template <typename... TT>
  7. struct Foo {
  8. 	template <std::size_t... Indices>
  9. 	struct Baz {
  10. 	   std::tuple<std::array<TT,Indices>...> baz;
  11. 	};
  12. 	Baz<0,1,2> bar;
  13. };
  14.  
  15. int main() {
  16. 	Foo<int,double,float> foo;
  17. 	std::cout << std::get<0>(foo.bar.baz).size() << std::endl;
  18. 	std::cout << std::get<1>(foo.bar.baz).size() << std::endl;
  19. 	std::cout << std::get<2>(foo.bar.baz).size() << std::endl;
  20. 	return 0;
  21. }
Success #stdin #stdout 0s 5616KB
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https://ideone.com/fKuQYC
language:
C++14 (gcc 8.3)
created:
3 years ago
visibility:
public

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