public static void Main()
{
const string MessgaeFormat = "I am a {0} and my perimeter is {1:f2}. My surface is {2:f2}.";
Figure circle = new Circle(5);
Console.WriteLine(
MessgaeFormat,
circle.GetType().Name,
circle.CalcPerimeter(),
circle.CalcSurface());
Figure rect = new Rectangle(2, 3);
Console.WriteLine(
MessgaeFormat,
rect.GetType().Name,
rect.CalcPerimeter(),
rect.CalcSurface());
}
static void Main(string[] args)
{
var newCircle = new Circle(5d);
var newTriangle = new Triangle(2d, 3d);
IFigure[] allFugures = { newCircle, newTriangle };
foreach (IFigure figure in allFugures)
{
figure.CalculateSurface();
}
if (newCircle is IFigure)
{
Console.WriteLine($"{newCircle.GetType()} is IFigure");
}
}
public static void Main()
{
const string MessgaeFormat = "I am a {0} and my perimeter is {1:f2}. My surface is {2:f2}.";
Figure circle = new Circle(5);
Console.WriteLine(
MessgaeFormat,
circle.GetType().Name,
circle.CalcPerimeter(),
circle.CalcSurface());
Figure rect = new Rectangle(2, 3);
Console.WriteLine(
MessgaeFormat,
rect.GetType().Name,
rect.CalcPerimeter(),
rect.CalcSurface());
}
