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  1. #include<iostream>
  2. using namespace std;
  3.  
  4. class Test{
  5.     // private:
  6.     // int x;
  7.  
  8.     public:
  9.      //void setValue(int a){
  10.      //   x=a;
  11.      //}
  12.  
  13.      //int getValue(){
  14.      //    return x;
  15.      //}
  16.  
  17.     void display(){
  18.         displayb();
  19.      }
  20.  
  21.     virtual void displayb(){
  22.         cout<<"From base class\n";
  23.      }
  24. };
  25.  
  26. class Result: public Test{
  27.     public:
  28.     void displayb(){
  29.         cout<<"From derived class";
  30.      }
  31. };
  32.  
  33. int main() {
  34.     Test obj;
  35.     Result res;
  36.     obj.display();
  37.     res.display();
  38.     // cout<<obj.getValue();
  39.     return 0;
  40. }
Success #stdin #stdout 0.01s 5508KB
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Standard input is empty
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From base class
From derived class
https://ideone.com/JywgGL
language:
C++14 (gcc 8.3)
created:
1 year ago
visibility:
public

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