public static void Case1()
{
Console.WriteLine("Case 1 : \n");
DOperation d = Add;
d(10, 20);
d = Subtract;
d(30, 20);
d = Division;
d(10, 2);
}
public static void Case2()
{
Console.WriteLine("\nCase 2 : \n");
DOperation[] delegates = new DOperation[3];
delegates[0] = (a, b) => Add(a, b);
delegates[1] = (a, b) => Subtract(a, b);
delegates[2] = (a, b) => Division(a, b);
foreach (DOperation ds in delegates)
{
ds(40, 5);
}
}