using System;

using System.Text.RegularExpressions;

​

var test = DisplayCategory.MaterialParameterField;

​

Console.WriteLine(test);

​

var regex = new Regex(@"^.*([ABCDEFGHIJKLMNOPQRSTUVWXYZ])");

​

var result = regex.Replace(test.ToString(), @" $1");

​

Console.WriteLine(result);

​

public enum DisplayCategory

{

    GenericField,

    MaterialParameterField,

    SupportingInformation

}

​