DataDOMEvent.MatchExpression Property
Definition
Important
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Gets the XPath expression for the XML Document Object Model (DOM) node for which the event is currently being processed.
public:
property System::String ^ MatchExpression { System::String ^ get(); };public string MatchExpression { get; }member this.MatchExpression : stringPublic ReadOnly Property MatchExpression As StringProperty Value
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.<span class="label">MatchExpression</span>);
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.