TemplateControl.XPath Method (String, String, IXmlNamespaceResolver)
.NET Framework 2.0
Evaluates an XPath data-binding expression using the specified prefix and namespace mappings for namespace resolution and the specified format string to display the result.
Namespace: System.Web.UI
Assembly: System.Web (in system.web.dll)
Assembly: System.Web (in system.web.dll)
'Declaration Protected Friend Function XPath ( _ xPathExpression As String, _ format As String, _ resolver As IXmlNamespaceResolver _ ) As String 'Usage Dim xPathExpression As String Dim format As String Dim resolver As IXmlNamespaceResolver Dim returnValue As String returnValue = Me.XPath(xPathExpression, format, resolver)
protected String XPath ( String xPathExpression, String format, IXmlNamespaceResolver resolver )
protected internal function XPath ( xPathExpression : String, format : String, resolver : IXmlNamespaceResolver ) : String
Not applicable.
Parameters
- xPathExpression
The XPath expression to evaluate. For more information, see XPathBinder.
- format
A .NET Framework format string to apply to the result.
- resolver
A set of prefix and namespace mappings used for namespace resolution.
Return Value
A string that results from the evaluation of the data-binding expression and conversion to a string type.| Exception type | Condition |
|---|---|
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The data-binding method can be used only for controls contained on a Page. |
The XPath method calls the XPathBinder.Eval method using the GetDataItem method to resolve the IXPathNavigable object reference that the expression is evaluated against.
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