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  1. #include <iostream>
  2. using namespace std;
  3.  
  4. class Foo
  5. {
  6. public:
  7. 	void func() { cout << "func!" << endl; }
  8. 	//void (*pfunc)() = func; // ← できない
  9. 	//void (&pfunc)() = func; // ← できない
  10. } foo;
  11.  
  12. void func() { cout << "func!" << endl; }
  13.  
  14. int main() {
  15. 	void (*pfunc)() = func; // ← できる
  16. 	void (&rfunc)() = func; // ← できる
  17. 	pfunc();
  18. 	rfunc();
  19.  
  20. 	return 0;
  21. }
Success #stdin #stdout 0s 3296KB
comments (?)
stdin 
Standard input is empty
stdout 
func!
func!
https://ideone.com/GhzHfX
language:
C++ (gcc 8.3)
created:
11 years ago
visibility:
public

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