static void Main(string[] args)
{
ConcreteClass instance = new ConcreteClass();
instance.Method1();
instance.Method2();
IInterface1 instance1 = instance as IInterface1;
instance1.Method1();
IInterface2 instance2 = instance as IInterface2;
instance2.Method1();
instance2.Method2();
// Delay
Console.ReadKey();
}
static void Main(string[] args)
{
ConcreteClass instance = new ConcreteClass();
instance.Method1();
instance.Method2();
IInterface1 instance1 = instance as IInterface1;
instance1.Method1();
IInterface2 instance2 = instance as IInterface2; //тут у нас есть доступ и к Method1 и к Method2
instance2.Method1(); // т.к IInterface2 наследуется от IInterface1
instance2.Method2();
//Delay
Console.ReadKey();
}