在asp.net中获取向导控件中的RadioButtonList

<asp:Wizard ID="MyWizard" runat="server">
    <WizardSteps>
        <asp:WizardStep ID="Step1" runat="server" Title="Step 1">
            <asp:RadioButtonList ID="RadioButtonList1" runat="server">
                <asp:ListItem Text="Option 1" Value="1"></asp:ListItem>
                <asp:ListItem Text="Option 2" Value="2"></asp:ListItem>
                <asp:ListItem Text="Option 3" Value="3"></asp:ListItem>
            </asp:RadioButtonList>
        </asp:WizardStep>
    </WizardSteps>
</asp:Wizard>

protected void Button_Click(object sender, EventArgs e)
{
    RadioButtonList radioButtonList = (RadioButtonList)MyWizard.FindControl("RadioButtonList1");
    if (radioButtonList != null)
    {
        string selectedValue = radioButtonList.SelectedValue;
        // 执行相应的操作
    }
}