Repeater IF

<asp:Repeater ID="Repeater1" runat="server">
                <ItemTemplate>
                    <%# Container.ItemIndex==0 ? "<div> "+Eval("id")+" </div>" : string.Empty %>  
                    <%# Container.ItemIndex==1 ? "<div> 1111 </div>" : string.Empty %>  
                </ItemTemplate>
            </asp:Repeater>
            
            DataTable dt = new DataTable();
        dt.Columns.Add("id");

        DataRow dr = dt.NewRow();
        dr["id"] = "1";
        dt.Rows.Add(dr);
        dr = dt.NewRow();
        dr["id"] = "2";
        dt.Rows.Add(dr);
        Repeater1.DataSource = dt;
        Repeater1.DataBind();