Sub submit(Sender As Object, e As EventArgs)
Label1.Text="您选择了 " & red.Text
elseIf green.Checked then
Label1.Text="您选择了 " & green.Text
Label1.Text="您选择了 " & blue.Text
<asp:RadioButton id="red" Text="Red" Checked="True"
GroupName="colors" runat="server"/>
<asp:RadioButton id="green" Text="Green"
GroupName="colors" runat="server"/>