请教大师们一个问题,BS 改CS repater控件集合改Datagirdview

Question

   foreach (RepeaterItem row in rptLists.Controls)
            {
                CheckBox chkItem = (CheckBox)row.FindControl("chkItem");
                if (chkItem != null)
                {
                    HiddenField hdfpmid = (HiddenField)row.FindControl("hdfeid");
                    if (chkItem.Checked)
                    {
                        sb.Append(hdfpmid.Value);
                        sb.Append(",");
                    }
                }
            }