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  1. #include <iostream>
  2. #include <memory>
  3. #include <vector>
  4. using namespace std;
  5.  
  6. struct Base
  7. {
  8.     virtual void foo()
  9.     {
  10.         cout<<"In parent\n";
  11.     }
  12. };
  13.  
  14. struct Child1:public Base
  15. {
  16.     void foo()
  17.     {
  18.         cout<<"In Child1\n";
  19.     }
  20.     void bar(){
  21.          cout<<"In Child1 Bar \n";
  22.     }
  23. };
  24. struct Child2 : public Base
  25. {
  26.     void foo()
  27.     {
  28.         cout<<"In Child2\n";
  29.     }
  30. };
  31.  
  32. int main()
  33. {
  34.     Child1* ch1=new Child1;
  35.     Child2* ch2=new Child2;
  36.  
  37.     std::vector<Base*> vec;
  38.     vec.push_back(ch1);
  39.     vec.push_back(ch2);
  40.  
  41.     vec[0]->foo();//khorooji: In child 1
  42.  
  43.     Child1* ch=dynamic_cast<Child1*>(vec[0]);
  44.     ch->bar(); // khorooji : In child1 Bar
  45.  
  46.     vec[1]->foo();//khorooji : In child2
  47. }
  48.  
Success #stdin #stdout 0s 3472KB
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stdin
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Standard input is empty
stdout
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In Child1
In Child1 Bar 
In Child2
https://ideone.com/zEIM0I
language:
C++14 (gcc 8.3)
created:
9 years ago
visibility:
public

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