Overloading Arithmetic Operator ‘ + ‘ Using A Friend Function

Overloading Arithmetic Operator ‘ + ‘ Using A friend function

//header files

class Distance

{

private:

int feet;

float  inches;

public:

Distance(int i, float f)        // two argument constructor

{

feet=i;

inches=f;

}

friend operator +(Distance, Distance);    //prototype of operator overloading function for +

};

Distance operator + (Distanced1, Distance d2)

{

return Distance (d1.feet+d2.feet , d1.inches+d2.inches);

}

void main()

{

Distance d1(4,5), d2(2,6), d3;

d3=d1+d2;                  // + operator overloaded.

cout<<d3.feet<<d3.inches;

}

same program using member function:

Overloading arithmetic operator ‘ + ‘ using member function

 

operator overloading 

friend function

  Function overloading