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  1. #include <iostream>
  2. using namespace std;
  3.  
  4. struct Person
  5. {
  6.         virtual void id() const{
  7.         	cout << "PERSON::ID" << endl;
  8.         }
  9. }; 
  10.  
  11. struct Student: Person
  12. {
  13.         void id() const{
  14.         	cout << "STUDENT::ID" << endl;
  15.         }
  16. };
  17.  
  18. int main() {
  19. 	Student s;
  20. 	Person *p = &s ;
  21. 	p->id(); 
  22. 	Person n;
  23. 	p = &n;
  24. 	p->id();
  25. 	return 0;
  26. }
Success #stdin #stdout 0s 3468KB
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stdin
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Standard input is empty
stdout
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STUDENT::ID
PERSON::ID
https://ideone.com/K4aGXy
language:
C++14 (gcc 8.3)
created:
7 years ago
visibility:
public

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