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遍历获取控件上的值

测试用的类

<asp:Panel ID="Panel1" runat="server" Height="150px" Width="181px">
            AA:<asp:TextBox ID="txt_aa" runat="server"></asp:TextBox><br />
            BB:<asp:TextBox ID="txt_bb" runat="server"></asp:TextBox><br />
            CC:<asp:DropDownList ID="txt_cc" runat="server">
                <asp:ListItem>1</asp:ListItem>
                <asp:ListItem>2</asp:ListItem>
                <asp:ListItem>3</asp:ListItem>
                <asp:ListItem>4</asp:ListItem>
                <asp:ListItem>5</asp:ListItem>
                <asp:ListItem>6</asp:ListItem>
                <asp:ListItem>7</asp:ListItem>
        </asp:DropDownList><br />
            DD:<asp:TextBox ID="txt_dd" runat="server"></asp:TextBox><br />
            EE:<asp:TextBox ID="txt_ee" runat="server"></asp:TextBox><br />
            FF:<asp:TextBox ID="txt_ff" runat="server"></asp:TextBox><br />
            GG:<asp:TextBox ID="txt_gg" runat="server"></asp:TextBox>
        </asp:Panel>
        <br />
        <asp:Button ID="Button1" runat="server" Text="保存" OnClick="Button1_Click" />&nbsp;<asp:Button ID="Button2" runat="server" OnClick="Button2_Click" Text="获取"/>

protected void Button1_Click(object sender, EventArgs e)
    {
        object test = new TestClass();
        WebUtility.SetObjectValue(this.Panel1, "txt_", ref test);
        
        Response.Write( ((TestClass)test).Aa );
    }