ASP.NET SelectedItem 屬性

<script runat="server">
Sub Change(obj As Object, e As EventArgs)
??Response.Write("You selected " & rb1.SelectedItem.Text)
End Sub
</script>

<form runat=server>
<asp:RadioButtonList id="rb1" AutoPostBack="true"
runat="server" OnSelectedIndexChanged="Change">
??<asp:ListItem Text="Item 1" />
??<asp:ListItem Text="Item 2" />
</asp:RadioButtonList>
</form>