外面repeater1 正常绑定, 里面的repeater2 直接在html 代码里面绑定返回数据集的方法给DataSource 属性即可。

html

<asp:Repeater id="Repeater1" runat="server" OnItemDataBound="Repeater1_ItemDataBound">

  <HeaderTemplate>

    <table width="100%" border="0" cellspacing="0" cellpadding="0">

  </HeaderTemplate>

  <ItemTemplate>

   <tr>

  <td align="left"><table width="100%" border="0" cellspacing="0" cellpadding="0">

 <tr>

  <td class="brown02_14" style="color:#ED9C72"><%# DataBinder.Eval(Container.DataItem, "item_name")%>&nbsp;<a href="LinChuangYiyi.aspx?testid=<%#Eval("testitem_id") %>" style="color: #FF3399; font-weight:bold"><%# DataBinder.Eval(Container.DataItem, "lx")%></a></td>

  <td align="right" class="brown02_14" style="color:#ED9C72">医生：<%# DataBinder.Eval(Container.DataItem, "check_opername")%></td>

 </tr>

</table>

</td>

 </tr>

     <table width="100%" border="0" cellpadding="4" cellspacing="0">

 <tr>

  <td align="left" bgcolor="#E7EFFC" class="brown02_14" >检查项目名称</td>

  <td width="50%" align="left" bgcolor="#E7EFFC" class="brown02_14">结果</td>

  <td width="5%" align="left" bgcolor="#E7EFFC" class="brown02_14">单位</td>

  <td width="13%" align="right" bgcolor="#E7EFFC" class="brown02_14">正常范围值</td>

  

 </tr>

 <tr>

 <td>

 <asp:Repeater id="rptDetails1" runat="server" DataSource='<%# SearchReportByVidIn(Eval("item_name").ToString()) %>'>

      <ItemTemplate>

      

<tr ><td align="left" class="brown02_12" ><%# DataBinder.Eval(Container.DataItem, "field_comment")%>&nbsp;<a href="LinChuangYiyi.aspx?testid=<%#Eval("testitem_id") %>" style="color: #FF3399; font-weight:bold"><%# DataBinder.Eval(Container.DataItem, "aid")%></a></td>

<td align="left" class="black_12" ><%# DataBinder.Eval(Container.DataItem, "field_results").ToString().Replace("\r\n","<br/>")%></td>

<td align="left"  class="black_12" ><%# DataBinder.Eval(Container.DataItem, "dw")%></td>

<td align="right"  class="black_12" ><%# DataBinder.Eval(Container.DataItem, "fw")%></td>

<%--<td align="left" class="black_12"><%# DataBinder.Eval(Container.DataItem, "zcz_xx").ToString() == DataBinder.Eval(Container.DataItem, "zcz_sx").ToString() ? DataBinder.Eval(Container.DataItem, "zcz_xx").ToString() : ("上限：" + DataBinder.Eval(Container.DataItem, "zcz_sx").ToString() + "<br/>下限：" + DataBinder.Eval(Container.DataItem, "zcz_xx").ToString())%></td>

--%></tr>

 <tr><td colspan="4" height="0"></td></tr>

 </ItemTemplate>

    </asp:Repeater>

 </td>

 </tr>

  

</table> 

  </ItemTemplate>

  <FooterTemplate>

    </table>

  </FooterTemplate>

</asp:Repeater>

.cs

 

 

 public void SearchReportByVid()

    {

        DataTable dt = manager.SearchReportByVid(vid+flag).Tables[0];

        DataTable dtt = new DataTable("dttt");

        DataRow newRow = null;

        if (dt.Rows.Count != 0)

        {

            DataColumn dc = new DataColumn();

            dc = dtt.Columns.Add("item_name", Type.GetType("System.String"));

            dc = dtt.Columns.Add("check_opername", Type.GetType("System.String"));

            dc = dtt.Columns.Add("testitem_id", Type.GetType("System.String"));

            dc = dtt.Columns.Add("lx", Type.GetType("System.String"));

            for (int i =0; i < dt.Rows.Count; i++)

            {

                if (i < dt.Rows.Count - 1)

                {

                    if (dt.Rows[i]["item_name"].ToString().Trim() != dt.Rows[i + 1]["item_name"].ToString().Trim())

                    {

                        newRow = dtt.NewRow();

                        newRow["item_name"] = dt.Rows[i]["item_name"].ToString();

                        newRow["check_opername"] = dt.Rows[i]["check_opername"].ToString();

                        newRow["testitem_id"] = dt.Rows[i]["testitem_id"].ToString();

                        newRow["lx"] = dt.Rows[i]["lx"].ToString();

                        dtt.Rows.Add(newRow);

                    }

                }

                else {

                    newRow = dtt.NewRow();

                    newRow["item_name"] = dt.Rows[i]["item_name"].ToString();

                    newRow["check_opername"] = dt.Rows[i]["check_opername"].ToString();

                    newRow["testitem_id"] = dt.Rows[i]["testitem_id"].ToString();

                    newRow["lx"] = dt.Rows[i]["lx"].ToString();

                    dtt.Rows.Add(newRow);

                }

       

            }

        }

        Repeater1.DataSource = dtt;

        Repeater1.DataBind();  

    }

    public DataTable SearchReportByVidIn(string item_name)

    {

        DataTable tblDatas = new DataTable("dtt");

        DataTable  dt= manager.SearchReportByVid(vid + flag).Tables[0];

        if(dt.Rows.Count!=0)

        {

            DataColumn dc = new DataColumn();

            dc = tblDatas.Columns.Add("field_comment", Type.GetType("System.String"));

            dc = tblDatas.Columns.Add("field_results", Type.GetType("System.String"));

            dc = tblDatas.Columns.Add("dw", Type.GetType("System.String"));

            //dc = tblDatas.Columns.Add("zcz_xx", Type.GetType("System.String"));

            //dc = tblDatas.Columns.Add("zcz_sx", Type.GetType("System.String"));

            dc = tblDatas.Columns.Add("testitem_id", Type.GetType("System.String"));

            dc = tblDatas.Columns.Add("aid", Type.GetType("System.String"));

            dc = tblDatas.Columns.Add("fw", Type.GetType("System.String"));

          

            for (int i = 0; i < dt.Rows.Count; i++)

            {

                if (dt.Rows[i]["item_name"].ToString().Trim() == item_name)

                {    

                    DataRow newRow = tblDatas.NewRow();

                    newRow["field_comment"] = dt.Rows[i]["field_comment"].ToString();

                    newRow["field_results"] = dt.Rows[i]["field_results"].ToString();

                    newRow["dw"] = dt.Rows[i]["dw"].ToString();

                    //newRow["zcz_xx"] = dt.Rows[i]["zcz_xx"].ToString();

                    //newRow["zcz_sx"] = dt.Rows[i]["zcz_sx"].ToString();

                    newRow["testitem_id"] = dt.Rows[i]["testitem_id"].ToString();

                    newRow["aid"] = dt.Rows[i]["aid"].ToString();

                    newRow["fw"] = dt.Rows[i]["fw"].ToString();

                  

                    tblDatas.Rows.Add(newRow);

                }

            }

        }

        return tblDatas;

    }