📄 radiobuttonlist.aspx

📁 asp.net技术内幕的书配源码

💻 ASPX

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<%@ Import Namespace="System.Data.SqlClient" %>

<Script Runat="Server">

Sub Page_Load
  If Not IsPostBack Then
    Dim conNorthwind As SqlConnection
    Dim cmdSelect As SqlCommand
    Dim dtrCategories As SqlDataReader

    conNorthwind = New SqlConnection( "Server=localhost;UID=sa;PWD=secret;Database=Northwind" )
    cmdSelect = New SqlCommand( "Select CategoryName From Categories", conNorthwind )
    conNorthwind.Open()
    dtrCategories = cmdSelect.ExecuteReader()

    radlCategories.DataSource = dtrCategories
    radlCategories.DataTextField = "CategoryName"
    radlCategories.DataBind()

    dtrCategories.Close()
    conNorthwind.Close()
  End If
End Sub

</Script>

<html>
<head><title>RadioButtonList.aspx</title></head>
<body>
<form Runat="Server">

<asp:RadioButtonList
  ID="radlCategories"
  Runat="Server" />
<p>
<asp:Button
  Text="Select A Category!"
  Runat="Server" />

</form>
</body>
</html>

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