The class member access operators . and -> : member method « Class « C++ Tutorial

1. C++ Tutorial
2. Class
3. member method

#include <iostream>
using std::cout;
using std::endl;

class MyClass 
{
public: 
   void setX( int value )
   {
      x = value;
   }
   void print() 
   { 
      cout << x << endl; 
   }
private:
   int x;  
};
int main()
{
   MyClass obj; 
   MyClass *objPtr = &obj;
   MyClass &objRef = obj;

   obj.setX( 1 );
   obj.print(); 

   objRef.setX( 2 );
   objRef.print();

   objPtr->setX( 3 );
   objPtr->print();
   return 0;  
}

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