asp.net Repeater 数据绑定代码

<asp:Repeater ID="IndexTopMain" runat="server"> 
<HeaderTemplate><!--头--> 
<ul> 
</HeaderTemplate> 
<ItemTemplate><!--中间循环部分--> 
<li> • <a href="AritcleDisplay.aspx?id=<%#Eval("id") %>" title="<%#Eval("title") %>" target="_blank"><%#Eval("title").ToString().Length>30?Eval("title").ToString().Substring(0,30)+"...":Eval("title")%></a></li> 
</ItemTemplate> 
<FooterTemplate><!--尾--> 
</ul> 
</FooterTemplate> 
</asp:Repeater>

string indexTopMainStr = "select top 9 id,title from Table order by ID desc"; 
SqlDataAdapter rst = new SqlDataAdapter(indexTopMainStr,conn); 
conn.Open(); 
DataSet rdt = new DataSet(); 
rst.Fill(rdt); 
IndexTopMain.DataSource = rdt;//数据绑定 
IndexTopMain.DataBind(); 
conn.Close();