public XElement ToXml() { XElement RetVal = new XElement("books"); foreach (TBook BookItem in this) { RetVal.Add(BookItem.ToXml()); } return(RetVal); }
public XElement ToXml() { XElement RetVal = new XElement(XML_THIS_ELEMENT); lock (_LockItems) { foreach (TBook BookItem in Items) { RetVal.Add(BookItem.ToXml()); } } return(RetVal); }