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TemplateControl.XPathSelect Method (String)
Visual Studio 2010
Evaluates an XPath data-binding expression and returns a node collection that implements the IEnumerable interface.
Assembly: System.Web (in System.Web.dll)
'Declaration Protected Friend Function XPathSelect ( _ xPathExpression As String _ ) As IEnumerable
Parameters
- xPathExpression
- Type: System.String
The XPath expression to evaluate. For more information, see XPathBinder.
The XPathSelect method calls the XPathBinder.Select method using the GetDataItem method to resolve the IXPathNavigable object reference that the expression is evaluated against.
The following code example demonstrates how to use the XPathSelect method in a Repeater control.
<%@ Page Language="VB" %> <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml" > <head id="Head1" runat="server"> <title>TemplateControl XPath Example</title> </head> <body> <h3>TemplateControl XPath and XPathSelect Example</h3> <form id="form1" runat="server"> <div> <asp:XmlDataSource id="XmlDataSource1" runat="server" XPath="contacts" DataFile="contacts.xml" /> <asp:FormView id="FormView1" runat="server" DataSourceID="XmlDataSource1"> <ItemTemplate> <hr /> <asp:Repeater id="Repeater1" runat="server" DataSource='<%# XPathSelect("contact") %>' > <ItemTemplate> Name: <%# XPath("name") %> <br /> Note: <%# XPath("note") %> <br /> <hr /> </ItemTemplate> </asp:Repeater> </ItemTemplate> </asp:FormView> </div> </form> </body> </html>
The following test XML data can be used in the preceding code example.
<contacts>
<contact id="1">
<name>contact name 1</name>
<note>contact note 1</note>
</contact>
<contact id="2">
<name>contact name 2</name>
<note>contact note 2</note>
</contact>
</contacts>
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.
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