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  1. #include <iostream>
  2. using namespace std;
  3.  
  4. class logger {
  5. private:
  6. 	class append_endl {
  7. 	public:
  8. 		~append_endl() {
  9. 			std::cout << std::endl;
  10. 		}
  11. 		template <typename T>
  12. 		append_endl& operator<<(T const &value) {
  13. 			std::cout << value;
  14. 			return *this;
  15. 		}
  16. 	};
  17. public:
  18. 	template <typename T>
  19. 	append_endl operator<<(T const &value) {
  20.     	std::cout << value;
  21.     	return append_endl();
  22. 	}
  23. };
  24.  
  25. int main() {
  26. 	logger log;
  27. 	log << "Hello";
  28. 	log << "World";
  29. 	log << "Hello" << "World";
  30. 	return 0;
  31. }
Success #stdin #stdout 0s 3340KB
comments (?)
stdin
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Standard input is empty
stdout
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Hello
World
HelloWorld
https://ideone.com/5ocnsj
language:
C++14 (gcc 8.3)
created:
9 years ago
visibility:
public

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