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  1. #include <functional>
  2. #include <iostream>
  3.  
  4. struct A {
  5. 	int x = 3;
  6. 	int y = 4;
  7. };
  8.  
  9. int main() {
  10. 	A a;
  11. 	auto r = std::ref(a);
  12. 	r.get().x = 1;
  13. 	r.get().y = 2;
  14. 	std::cout << a.x << ' ' << a.y << std::endl;
  15. 	return 0;
  16. }
Success #stdin #stdout 0s 4328KB
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https://ideone.com/dRMUbz
language:
C++14 (clang 8.0)
created:
6 years ago
visibility:
public

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