static void DemoOperatorOverloading()
{
Cylinder barrel = new Cylinder(5, 20);
Console.WriteLine("The volume is " + barrel.Volume + ".");
Cylinder doubleBarrel = barrel + barrel;
Console.WriteLine("The volume is " + doubleBarrel.Volume + ".");
}
public static Cylinder operator +(Cylinder leftSide, Cylinder rightSide)
{
Cylinder result = new Cylinder(leftSide.Radius, (leftSide.Height + rightSide.Height));
return result;
}