using System.Collections.Generic;
using System.Text.RegularExpressions;
public static void Main(string[] args)
dynamic expando = new ExpandoObject();
expando.SomeNewStringVal = "Hello Brave New Whirrled!";
Console.WriteLine(expando.SomeNewStringVal);
var p = expando as IDictionary<String, object>;
Console.WriteLine(expando.A);
Console.WriteLine(expando.B);