public class XmlWhitespace : XmlCharacterData {
// Protected Constructors
   protected internal XmlWhitespace( string strData, XmlDocument doc);  
// Public Instance Properties
   public override string LocalName{get; }                            // overrides XmlNode
   public override string Name{get; }                                 // overrides XmlNode
   public override XmlNodeType NodeType{get; }                        // overrides XmlNode
   public override string Value{set; get; }                           // overrides XmlCharacterData
// Public Instance Methods
   public override XmlNode CloneNode( bool deep);                     // overrides XmlNode
   public override void WriteContentTo( XmlWriter w);                 // overrides XmlNode
   public override void WriteTo( XmlWriter w);                        // overrides XmlNode
}