Public Function ModifyNodeAttributeValue( _
   ByVal targetNode As XmlNode, _
   ByVal sAttributeName As String, _
   ByVal sNewAttributeValue As String _
) As Boolean

Dim instance As XmlHelper
Dim targetNode As XmlNode
Dim sAttributeName As String
Dim sNewAttributeValue As String
Dim value As Boolean
 
value = instance.ModifyNodeAttributeValue(targetNode, sAttributeName, sNewAttributeValue)

public bool ModifyNodeAttributeValue( 
   XmlNode targetNode,
   string sAttributeName,
   string sNewAttributeValue
)