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  1. #include <iostream>
  2. using namespace std;
  3.  
  4. struct foo {
  5. 	int& a;
  6. 	foo(int& b) : a(b) {}
  7. 	void bar() const {
  8. 		a = 5;
  9. 	}
  10. };
  11.  
  12.  
  13. int main() {
  14. 	int x = 10;
  15. 	cout << x << endl;
  16. 	const foo f(x);
  17. 	f.bar();
  18. 	cout << x << endl;
  19. 	return 0;
  20. }
  21.  
Success #stdin #stdout 0s 3468KB
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stdin
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Standard input is empty
stdout
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10
5
https://ideone.com/OlRRzK
language:
C++14 (gcc 8.3)
created:
8 years ago
visibility:
public

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