public Derived(Derived <T> obj) : this(obj.X, obj.Y, obj.Z)
{
Console.WriteLine("Base<T>.Base(Base<T> obj)");
}
static void Main(string[] args)
{
Base <int>
bInt1 = new Base <int>(1),
bInt2 = new Base <int>(bInt1),
bInt3 = bInt2,
bInt4,
bIntO;
Console.WriteLine(bInt1.ToString());
bInt3.X = bInt3.Y = 3;
bInt4 = bInt3;
Base <A>
bA1 = new Base <A>(new A(1, 0)),
bA2 = new Base <A>(bA1),
bA3 = bA2,
bA4,
bAO;
Console.WriteLine(bA1.ToString());
bA3.X = bA3.Y = new A(3);
bA4 = bA3;
Derived <int>
dInt1 = new Derived <int>(1),
dInt2 = new Derived <int>(dInt1),
dInt3 = dInt2,
dInt4;
Console.WriteLine(dInt1.ToString());
dInt3.X = dInt3.Y = dInt3.Z = 3;
dInt4 = dInt3;
Derived <A>
dA1 = new Derived <A>(new A(1, 0)),
dA2 = new Derived <A>(dA1),
dA3 = dA2,
dA4;
Console.WriteLine(dA1.ToString());
dA3.X = dA3.Y = dA3.Z = new A(3);
dA4 = dA3;
bIntO = dInt1;
Console.WriteLine(bIntO.ToString());
bIntO.Test();
bAO = dA1;
Console.WriteLine(bAO.ToString());
bAO.Test();
Type
bInt = bInt1.GetType(),
bA = bA1.GetType(),
dInt = dInt1.GetType(),
dA = dA1.GetType();
Console.WriteLine("Derived<int> is Base<int>: {0}", dInt1 is Base <int>);
Console.WriteLine("Derived<A> is Base<A>: {0}", dA1 is Base <A>);
Console.WriteLine("Base<int>.IsAssignableFrom(Derived<int>) (Base<int>->Derived<int>): {0}", bInt.IsAssignableFrom(dInt));
Console.WriteLine("Derived<int>.IsAssignableFrom(Base<int>) (Derived<int>->Base<int>): {0}", dInt.IsAssignableFrom(bInt));
Console.WriteLine("Base<A>.IsAssignableFrom(Derived<A>) (Base<A>->Derived<A>): {0}", bA.IsAssignableFrom(dA));
Console.WriteLine("Derived<A>.IsAssignableFrom(Base<A>) (Derived<A>->Base<A>): {0}", dA.IsAssignableFrom(bA));
Console.ReadLine();
}