<%# Container.DataItemIndex+ 1%> 给DataList或者gridview添加自动增长列

<ItemTemplate>
        <table border="0" cellpadding="2" cellspacing="2" style="width: 800px">
            <tr>
                <td colspan="2" rowspan="2">
                    <table border="0" cellpadding="0" cellspacing="0" style="width: 100%">
                        <tr>
                            <td width="100">
                               第<asp:Label ID="Label9" runat="server" Text="<%# Container.ItemIndex+1%>"></asp:Label>楼</td>
                            <td style="border-bottom: #cccccc 1px dotted">
                                作者：<asp:Label ID="Label6" runat="server" Text='<%# Eval("replyName") %>' Width="150px" ></asp:Label>回复于：<asp:Label ID="Label7" runat="server" Text='<%# Eval("replyTime") %>' Width="150px" ></asp:Label></td>
                        </tr>
                    </table>
                    <table border="0" cellpadding="0" cellspacing="0" style="width: 100%">
                        <tr>
                            <td width="100">
                                <asp:Image ID="Image2" runat="server" ImageUrl='<%# Eval("photo") %>' /></td>
                            <td valign="top">
                    <asp:Label ID="Label8" runat="server" Text='<%# Eval("replyMessage") %>'></asp:Label></td>
                        </tr>
                    </table>
                </td>
            </tr>
            <tr>
            </tr>
        </table>
    </ItemTemplate>