ASP.Net/HTML Control/Form

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Set button as default button for a form

   <source lang="csharp">

<%@ Page Language="VB" %> <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <script runat="server">

   Sub btnSearch_Click(ByVal sender As Object, ByVal e As EventArgs)
       lblResult.Text = "Search for: " & txtSearch.Text
   End Sub

</script> <html xmlns="http://www.w3.org/1999/xhtml" > <head id="Head1" runat="server">

   <title>Button Default Button</title>

</head> <body>

   <form id="form1" defaultbutton="btnSearch" runat="server">
   <asp:Label
       id="lblSearch"
       Text="Search:"
       AssociatedControlID="txtSearch"
       Runat="server" />
   <asp:TextBox
       id="txtSearch"
       Runat="server" />
   <asp:Button
       id="btnSearch"
       Text="Search"
       OnClick="btnSearch_Click"
       Runat="server" />
   <asp:Button
       id="btnCancel"
       Text="Cancel"
       Runat="server" />    
   

   <asp:Label
       id="lblResult"
       Runat="server" />
   
   </form>

</body> </html>

</source>