static void Main(string[] args)
{
Drawing[] dobj = new Drawing[4];
dobj[0] = new Line();
dobj[1] = new Circle();
dobj[2] = new Square();
dobj[3] = new Drawing();
foreach(Drawing draw in dobj){
draw.Draw();
}
Console.ReadKey();
}
static void Main(string[] args)
{
Shape[] myShapes = new Shape[3];
myShapes[0] = new Shape();
myShapes[1] = new Circle() {Radius = 10};
myShapes[2] = new Square();
foreach (Shape shape in myShapes)
{
Console.WriteLine(shape.Draw());
if (shape is Circle)
{
Console.WriteLine("\t The radius is {0}", ((Circle)shape).Radius);
}
}
Console.ReadLine();
}