效果:
ASPX页面:
 <table>
<tbody>
<tr>
<td>
<asp:ListBox ID="lbLeft" runat="server" SelectionMode="Multiple">
<asp:ListItem>添加名字</asp:ListItem>
<asp:ListItem>出生年月</asp:ListItem>
</asp:ListBox>
</td>
<td style="width: 27px">
<asp:Button ID="btnToRight" runat="server" Text=">>"
OnClick="btnToRight_Click" />
<br />
<asp:Button ID="btnToLeft" runat="server" Text="<<"
OnClick="btnToLeft_Click" />
</td>
<td style="width: 3px">
<asp:ListBox ID="lbRight" runat="server"
SelectionMode="Multiple"></asp:ListBox></td>
</tr>
</tbody>
</table>
<asp:Label ID="lblMsg" runat="server"></asp:Label>
CS Code :
using System;
using System.Data;
using System.Configuration;
using System.Collections;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
public partial class Test1 : System.Web.UI.Page
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