public string DelServiceLink(string itemAppend) { string errorMsg = string.Empty; try { itemAppend = itemAppend.Trim(); if (string.IsNullOrEmpty(itemAppend)) { return(MessageContent.Submit_InvalidRow); } string[] items = itemAppend.Split(new char[] { ',' }, StringSplitOptions.RemoveEmptyEntries); ServiceLink bll = new ServiceLink(); bll.DeleteBatch(items.ToList <object>()); } catch (Exception ex) { errorMsg = ex.Message; } if (!string.IsNullOrEmpty(errorMsg)) { return(MessageContent.AlertTitle_Ex_Error + ":" + errorMsg); } return("1"); }