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  1. #include <iostream>
  2. using namespace std;
  3.  
  4. class A;
  5.  
  6. typedef  int (A::*FPTR)();
  7.  
  8. class A {
  9. private:
  10.     int a;
  11.     virtual int f() {return a;}
  12. public:
  13.     A(int t) {a = t;}
  14.     FPTR get_private() { return &A::f; }
  15. };
  16.  
  17.  
  18.  
  19. int main() {
  20. 	A a(123);
  21. 	FPTR fp = a.get_private();
  22. 	int res = (a.*fp)();
  23. 	cout << res << endl;
  24. 	return 0;
  25. }
Success #stdin #stdout 0s 3096KB
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stdin
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Standard input is empty
stdout
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123
https://ideone.com/Mt5kT1
language:
C++ (gcc 8.3)
created:
9 years ago
visibility:
public

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