TemplateControl.XPath Method (String, String) (System.Web.UI)

.NET Framework Class Library

TemplateControl..::.XPath Method (String, String)

Evaluates an XPath data-binding expression using the specified format string to display the result.

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

Protected Friend Function XPath ( _
	xPathExpression As String, _
	format As String _
) As String

protected internal string XPath(
	string xPathExpression,
	string format
)

protected public:
String^ XPath(
	String^ xPathExpression, 
	String^ format
)

member XPath : 
        xPathExpression:string * 
        format:string -> string

Parameters

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

format: Type: System..::.String
A .NET Framework format string to apply to the result.

Return Value

Type: System..::.String
A string that results from the evaluation of the data-binding expression and conversion to a string type.

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

Supported in: 4, 3.5, 3.0, 2.0

Platforms

Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows XP SP2 x64 Edition, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2

The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.

Reference

TemplateControl Class

XPath Overload

System.Web.UI Namespace

XPathBinder

Other Resources

Data-Binding Expression Syntax

Formatting Types

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