Base class and derived class : Base Class « Class « C++

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C++ » Class » Base Class Screenshots  Base class and derived class    #include <iostream> using namespace std; class BaseClass {   int i, j; public:   void set(int a, int b) {       i = a;       j = b;    }   void show() {       cout << i << " " << j << endl;    } }; class DerivedClass : public BaseClass {   int k; public:   DerivedClass(int x) {       k = x;    }   void showk() {       cout << k << endl;    } }; int main() {   DerivedClass ob(3);   ob.set(1, 2); // access member of BaseClass   ob.show();    // access member of BaseClass   ob.showk();   // uses member of DerivedClass class   return 0; }                               Related examples in the same category 1. Using base pointers on DerivedClass class objects. 2. Pass arguments to base class 3. Init member variables from base class 4. class to represent a book 5. Use Base keyword to call method in parent class from subclass