类数组
using System;
class A
{
public void F()
{
Console.WriteLine( "A ");
}
}
class B
{
public void F()
{
Console.WriteLine( "B ");
}
}
public class Socut
{
public static void Main()
{
A a = new A();
A b = new A();
B c = new B();
B d = new B();
object[] array = new object[] { a, b, c, d };
((A)array[0]).F();
}
}
class A
{
public void F()
{
Console.WriteLine( "A ");
}
}
class B
{
public void F()
{
Console.WriteLine( "B ");
}
}
public class Socut
{
public static void Main()
{
A a = new A();
A b = new A();
B c = new B();
B d = new B();
object[] array = new object[] { a, b, c, d };
((A)array[0]).F();
}
}