Overridable Function ToXml( _
   ByVal nodeName As String, _
   ByVal context As GraphXmlSerializationContext _
) As XmlNode

Dim instance As IGraphXmlSerializable
Dim nodeName As String
Dim context As GraphXmlSerializationContext
Dim value As XmlNode
 
value = instance.ToXml(nodeName, context)

virtual XmlNode ToXml( 
   string nodeName,
   GraphXmlSerializationContext context
)