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  1. #include <iostream>
  2. using namespace std;
  3. class A{
  4. public:
  5.     int member;
  6. };
  7.  
  8. using a_member = int A::*;
  9.  
  10. int main() {
  11. 	a_member m = &A::member; // получаем указатель на член класса
  12. 	//...
  13. 	A* a = new A();
  14. 	a->member = 42;
  15. 	// обращаемся по указателю
  16. 	cout << (a->*m) << endl;
  17. 	delete a;
  18. 	return 0;
  19. }
Success #stdin #stdout 0s 3468KB
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stdin
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Standard input is empty
stdout
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42
https://ideone.com/dWrMkj
language:
C++14 (gcc 8.3)
created:
7 years ago
visibility:
public

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