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  1. #include <iostream>
  2. using namespace std;
  3.  
  4. class logger {
  5. 	public:
  6. 	template <typename T>
  7. 	logger& operator<<(T const &value) {
  8.     	std::cout << value << std::endl;
  9.     	return *this;
  10. 	}
  11. };
  12.  
  13. int main() {
  14. 	// your code goes here
  15. 	logger log;
  16. 	log << "Hello";
  17. 	log << "World";
  18. 	log << "Hello" << "World";
  19. 	return 0;
  20. }
Success #stdin #stdout 0s 3296KB
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stdin
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Standard input is empty
stdout
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Hello
World
Hello
World
https://ideone.com/ggNhMb
language:
C++14 (gcc 8.3)
created:
9 years ago
visibility:
public

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