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  1. #include <iostream>
  2. #include <string>
  3. #include <tuple>
  4. #include <boost/fusion/include/for_each.hpp>
  5. #include <boost/fusion/adapted/std_tuple.hpp>
  6.  
  7. struct op
  8. {
  9. 	void operator()(int x) const
  10. 	{
  11. 		std::cout << "int " << x << std::endl;
  12. 	}
  13. 	void operator()(char x) const
  14. 	{
  15. 		std::cout << "'" << x << "'" << std::endl;
  16. 	}
  17. 	void operator()(const std::string &x) const
  18. 	{
  19. 		std::cout << "\"" << x << "\"" << std::endl;
  20. 	}
  21. };
  22.  
  23. int main()
  24. {
  25.     std::tuple<int, char, std::string> v(1, 'a', "Hello");
  26.     boost::fusion::for_each(v, op());
  27. }
  28.  
Success #stdin #stdout 0s 3460KB
comments (?)
stdin
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Standard input is empty
stdout
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int 1
'a'
"Hello"
https://ideone.com/CaHpiH
language:
C++14 (gcc 8.3)
created:
9 years ago
visibility:
public

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