Public Shared Function SetPortParity(ByVal defaultPortParity As Parity) As Parity
    Dim newParity As String

    Console.WriteLine("Available Parity options:")
    Dim s As String
    For Each s In [Enum].GetNames(GetType(Parity))
        Console.WriteLine("   {0}", s)
    Next s

    Console.Write("Parity({0}):", defaultPortParity.ToString())
    newparity = Console.ReadLine()

    If newparity = "" Then
        newparity = defaultPortParity.ToString()
    End If

    Return CType([Enum].Parse(GetType(Parity), newParity), Parity)
End Function

public static Parity SetPortParity(Parity defaultPortParity)
{
    string parity;

    Console.WriteLine("Available Parity options:");
    foreach (string s in Enum.GetNames(typeof(Parity)))
    {
        Console.WriteLine("   {0}", s);
    }

    Console.Write("Parity({0}):", defaultPortParity.ToString());
    parity = Console.ReadLine();

    if (parity == "")
    {
        parity = defaultPortParity.ToString();
    }

    return (Parity)Enum.Parse(typeof(Parity), parity);
}