using System;

using System.Linq;

using System.Collections.Generic;

public class Program

{

    public static void Main()

    {

        foreach (BiasCode biasCode in new BiasCode().Values())

        {

            DisplayEnum(biasCode);

        }

    }

    public static void DisplayEnum(BiasCode biasCode)

    {

        Console.WriteLine(biasCode);    

    }

}

​

public enum BiasCode

{

    Unknown,

    OC,

    MPP

}

​

public static class EnumExtensions

{

   public static List<T> Values<T>(this T theEnum)

       where T : struct,  IComparable, IFormattable, IConvertible

   {

       if (!typeof(T).IsEnum) 

           throw new InvalidOperationException(string.Format("Type {0} is not enum.", typeof(T).FullName)); 

​

       return Enum.GetValues(theEnum.GetType()).Cast<T>().ToList();

   }

}