static void Main(string[] args)
{
// comparing X to quad is compile time; value - new Sqr (3) specialized quad (runtime piece)
Quad X = new Sqr(3);
var sqr1 = new Sqr(7);
Console.WriteLine($"SQR: Perimeter is {sqr1.Perimeter()}");
Console.WriteLine($"SQR: Area is {sqr1.Area()}");
Console.WriteLine($"SQR: Perimeter {sqr1.Perimeter()}");
var rect1 = new Rect(5, 7);
Console.WriteLine($"RECT:Perimeter is {rect1.Perimeter()}");
Console.WriteLine($"RECT:Area is {rect1.Area()}");
//Console.WriteLine ($"About is {rect1.About"});
var quad1 = new Quad(3, 4, 5, 6);
Console.WriteLine($"QUAD:Perimeter is {quad1.Perimeter()}");
var shapes = new Quad[] { sqr1, rect1, quad1 };
foreach (var shape in shapes)
{
Console.WriteLine($"shape is a {shape.Print()}");
//Console.WriteLine($"shapes's area is {shape.Area()}");-- Can't do Area
// Converting Shape to rectangle--Cannot change it to quad (Quad has no area)
var rect = shape as Rect;
if (rect != null)
{
Console.WriteLine($"shape's area is {rect.Area()}");
}
else
{
Console.WriteLine($"The shape is a quad");
}
}
}
static void Main(string[] args)
{
var sqr1 = new Sqr(7);
Console.WriteLine($"sqr1 perimeter is {sqr1.Perimeter()}, sqr1 area is {sqr1.Area()}");
var rect1 = new Rect(5, 7);
Console.WriteLine($"Rect1 perimeter is {rect1.Perimeter()}");
//Console.WriteLine($"About is {rect1.About}");
Console.WriteLine($"Rect1 area is {rect1.Area()}");
}
static void Main(string[] args)
{
Quad X = new Sqr(3);
var sqr1 = new Sqr(7);
Console.WriteLine($"SQR: Perimeter is {sqr1.Perimeter()}");
Console.WriteLine($"SQR: Area is {sqr1.Area()}");
Console.WriteLine($"SQR: Print is {sqr1.Print()}");
var rect1 = new Rect(5, 7);
Console.WriteLine($"RECT: Perimeter is {rect1.Perimeter()}");
Console.WriteLine($"RECT: Area is {rect1.Area()}");
//Console.WriteLine($"About is {rect1.About}");
var quad1 = new Quad(3, 4, 5, 6);
Console.WriteLine($"QUAD: Perimeter is {quad1.Perimeter()}");
var shapes = new Quad[] { sqr1, rect1, quad1 };
foreach (var shape in shapes)
{
Console.WriteLine($"shape is a {shape.Print()}");
//Console.WriteLine($"shape's area is {shape.Area()}");
var rect = shape as Rect;
if (rect != null)
{
Console.WriteLine($"shape's area is {rect.Area()}");
}
else
{
Console.WriteLine("The shape is a quad");
}
}
}