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  1. #include <vector>
  2. #include <iostream>
  3.  
  4. using namespace std;
  5.  
  6. class A
  7. {
  8. public:
  9.  
  10.     virtual void printText()
  11.     {
  12.         cout << "CLASS A\n";
  13.     }
  14. };
  15.  
  16. class B : public A
  17. {
  18. public:
  19.  
  20.     virtual void printText()
  21.     {
  22.         cout << "CLASS B\n";
  23.     }
  24. };
  25.  
  26.  
  27. int main()
  28. {
  29.     vector<A*> vec;
  30.     vec.push_back(new A());
  31.     vec.push_back(new B());
  32.  
  33.     for(vector<A*>::iterator it = vec.begin(); it != vec.end(); it++)
  34.     {
  35.         cout << "Usuwam: ";
  36.         (*it)->printText();
  37.         delete (*it);
  38.     }
  39.     vec.clear();
  40.     return 0;
  41. }
Success #stdin #stdout 0s 3228KB
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stdin
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Standard input is empty
stdout
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Usuwam: CLASS A
Usuwam: CLASS B
https://ideone.com/GvYwRe
language:
C++ (gcc 8.3)
created:
8 years ago
visibility:
public

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