📄 listing1208.aspx
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<%@Page Language="VB" %>
<%@Import Namespace="System.Xml" %>
<%@Import Namespace="System.Xml.XPath" %>
<script runat="server">
sub SelectData(obj as object,e as eventargs)
Dim objDocument as New XmlDocument
objDocument.Load(Server.MapPath("../day11/books.xml"))
Dim objNav as XPathNavigator = objDocument.CreateNavigator
lblMessage.Text =""
try
dim objIterator as XPathNodeIterator = objNav.Select(tbQuery.Text)
While objIterator.MoveNext()
lblMessage.Text += "<" & objIterator.Current.Name + "> " & objIterator.Current.Value & "<br>"
end while
catch ex As Exception
lblMessage.Text = ex.Message
end try
end sub
</script>
<html><body>
<form runat=server>
<asp:Textbox id="tbQuery" runat=server/>
<asp:Button id="btnSubmit" text="Submit"
runat=server OnClick="SelectData"/><BR>
<asp:Label id="lblMessage" runat=server/>
</form>
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