Demonstrating the class member access operators . and ->

  
#include <iostream>

using std::cout;
using std::endl;

// Simple class Count
class Count {
public:
   int x;
   void print() { cout << x << endl; }
};

int main()
{
   Count counter,       
         *counterPtr = &counter, 
         &counterRef = counter;  

   cout << "Assign 7 to x and print using the object's name: ";
   counter.x = 7;       
   counter.print();     

   cout << "Assign 8 to x and print using a reference: ";
   counterRef.x = 8;    
   counterRef.print();  

   cout << "Assign 10 to x and print using a pointer: ";
   counterPtr->x = 10;  
   counterPtr->print(); 
   return 0;
}

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Demonstrating the class member access operators . and -> : object pointer « Class « C++

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