TemplateControl.XPath Method (String, IXmlNamespaceResolver)

.NET Framework (current version)

Evaluates an XPath data-binding expression using the specified prefix and namespace mappings for namespace resolution.

Namespace: System.Web.UI
Assembly: System.Web (in System.Web.dll)

Syntax

Protected Friend Function XPath (
	xPathExpression As String,
	resolver As IXmlNamespaceResolver
) As Object

Parameters

xPathExpression: Type: System.String
The XPath expression to evaluate. For more information, see XPathBinder.

resolver: Type: System.Xml.IXmlNamespaceResolver
A set of prefix and namespace mappings used for namespace resolution.

Return Value

Type: System.Object

An object that results from the evaluation of the data-binding expression.

Exceptions

Exception	Condition
InvalidOperationException	The data-binding method can be used only for controls contained on a Page.

Remarks

The XPath method calls the XPathBinder.Eval method using the GetDataItem method to resolve the IXPathNavigable object reference that the expression is evaluated against.

Version Information

.NET Framework
Available since 2.0