fork download
copy 
  1. #include <iostream>
  2. using namespace std;
  3.  
  4. template<class... Ts> struct mpl_tuple {};
  5.  
  6. template<class T, int N, class TUPLE> struct tuple_maker;
  7. template<class T, class... Ts> struct tuple_maker<T,0,mpl_tuple<Ts...>> {
  8. 	using type = mpl_tuple<Ts...>;
  9. };
  10. template<class T, int N, class... Ts> struct tuple_maker<T,N,mpl_tuple<Ts...>>
  11. 	: tuple_maker<T,N-1,mpl_tuple<T,Ts...>> {};
  12.  
  13. template<class T, int N> using make_tuple = typename tuple_maker<T,N,mpl_tuple<>>::type;
  14.  
  15. template<class TUPLE> struct VectorBase;
  16. template<class... Ts> struct VectorBase<mpl_tuple<Ts...>> {
  17. 	void set(Ts... ts) {
  18. 		cout << __PRETTY_FUNCTION__ << endl;
  19. 	}
  20. };
  21.  
  22. template<class T, int N> struct Vector : VectorBase<make_tuple<T,N>> {};
  23.  
  24. int main() {
  25. 	Vector<int,5> v5;
  26. 	v5.set(1,2,3,4,5);
  27. }
Success #stdin #stdout 0s 15240KB
comments (?)
stdin
copy 
Standard input is empty
stdout
copy 
void VectorBase<mpl_tuple<Ts ...> >::set(Ts ...) [with Ts = {int, int, int, int, int}]
https://ideone.com/dPmiqU
language:
C++14 (gcc 8.3)
created:
7 years ago
visibility:
public

Share or Embed source code

Discover > Sphere Engine API

The brand new service which powers Ideone!

Discover > IDE Widget

Widget for compiling and running the source code in a web browser!