DataDOMEvent.MatchExpression Property
Gets the XPath expression for the XML Document Object Model (DOM) node for which the event is currently being processed.
Namespace: Microsoft.Office.Interop.InfoPath.SemiTrust
Assembly: Microsoft.Office.Interop.InfoPath.SemiTrust (in Microsoft.Office.Interop.InfoPath.SemiTrust.dll)
Syntax
'Declaration
ReadOnly Property MatchExpression As String
Get
'Usage
Dim instance As DataDOMEvent
Dim value As String
value = instance.MatchExpression
string MatchExpression { get; }
Property Value
Type: System.String
Remarks
The XPath expression that the MatchExpression property contains points to an XML DOM node in the form's underlying XML document. This is the node that is currently being validated by the data validation event handler.
Important
This member can be accessed without restrictions.
Examples
In the following example, the MatchExpression property of the DataDOMEventObject object is used to display the XPath expression of the XML DOM node that is currently being validated:
thisXDocument.UI.Alert("Match expression: " + e.MatchExpression);