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To Pascal Case

// $Id: TextUtility.cs 70 2008-06-24 17:50:37Z nvivo $ using System; using System.Collections.Generic; using System.Text; using System.Text.RegularExpressions; namespace DBLGen {     public static class TextUtility     {         private static Regex WordRegex = new Regex(@"\p{Lu}\p{Ll}+|\p{Lu}+(?!\p{Ll})|\p{Ll}+|\d+");         public static string ToPascalCase(string input)         {             return WordRegex.Replace(input, EvaluatePascal);         }         public static string ToCamelCase(string input)         {             string pascal = ToPascalCase(input);             return WordRegex.Replace(pascal, EvaluateFirstCamel, 1);         }         private static string EvaluateFirstCamel(Match match)         {             return match.Value.ToLower();         }         private static string EvaluatePascal(Match match)         {             string value = match.Value;             int valueLength = value.Length;             if (valueLength == 1)                 return value.ToUpper();             else             {                 if (valueLength <= 2 && IsWordUpper(value))                     return value;                 else                     return value.Substring(0, 1).ToUpper() + value.Substring(1, valueLength - 1).ToLower();             }         }         private static bool IsWordUpper(string word)         {             bool result = true;             foreach (char c in word)             {                 if (Char.IsLower(c))                 {                     result = false;                     break;                 }             }             return result;         }     } }