true if there is a next attribute; false if there are no more attributes.
The System.Xml.XmlValidatingReader class is obsolete in dnprdnext. You can create a validating System.Xml.XmlReader instance by using the System.Xml.XmlReaderSettings class and the erload:System.Xml.XmlReader.Create method. For more information, see Validating XML Data with XmlReader.
If the current node is an element node, this method is equivalent to XmlValidatingReader.MoveToFirstAttribute. If MoveToNextAttribute returns true, the reader moves to the next attribute; otherwise, the position of the reader does not change.