public List<UserInfo> list = new List<UserInfo>();
//查詢採購員
 SqlConnection conn = new SqlConnection("Server=.;Database=JiYunMaterials;user id=sa;password=root;");
            SqlDataAdapter sda = new SqlDataAdapter("select * from tbl_Group", conn);
         
         //   string sq = "select UserName from UserInfo";
            DataTable ds = new DataTable();
          //  Com c = new Com();
           // ds = c.GetTable(sq);
 DataTable ds = new DataTable();
            sda.Fill(ds);
            list = Com.ConvertDataTableToList<UserInfo>(ds);

//qiantai程式碼
    採購人： <select id="select1" name="select1">
            <option value="請選擇" selected="selected">請選擇</option>
         <%
       for(int i=0;i<list.Count;i++){ %>
          <option value="<%=list[i].ID %>">
         <%=list[i].UserName %>
       </option>
        <%  }    %>
       </select>              
           <br />