aspnet mvc pass enum flag to action as parameter

gistfile1.cs

//http://john.katsiotis.com/blog/asp.net-mvc---passing-a-flag-enum-to-an-action-as-parameter

[Flags]
public enum enDays
{
    None = 0,
    Monday = 1,
    Tuesday = 2,
    Wednesday = 4,
    Thursday = 8,
    Friday = 16,
    Saturday = 32,
    Sunday = 64
}

enDays days = enDays.Monday | enDays.Friday;

public partial class HomeController
{
    public virtual ActionResult DoSomething(enDays days)
    {
        //TODO
    }
}

/Home/DoSomething?days=Monday

/Home/DoSomething?days=Monday,Friday //enDays.Monday | enDays.Friday!

/Home/DoSomething?days=17 // which is the same as above!

//Comma-separated Enum values or the equivalent numeric value, your choice!