using System; using System.Linq; using System.Reflection; namespace LucienBao.Common {     public static class ToStringHelper     {         public static string ToString(object obj)         {             Type t = obj.GetType();             FieldInfo[] fis = t.GetFields();             return string.Join(Environment.NewLine,                                 fis.Select<FieldInfo, string>                                     (p => p.Name + ":" + p.GetValue(obj).ToString()).ToArray()                                 );         }     } }