public string DelSyslog(string itemAppend) { string errorMsg = string.Empty; try { if (!HttpContext.Current.User.IsInRole("Administrators")) { return(MC.Role_InvalidError); } itemAppend = itemAppend.Trim(); if (string.IsNullOrEmpty(itemAppend)) { return(MC.Submit_InvalidRow); } string[] items = itemAppend.Split(new char[] { ',' }, StringSplitOptions.RemoveEmptyEntries); SysLog bll = new SysLog(); bll.DeleteBatch(items.ToList <object>()); return("1"); } catch (Exception ex) { errorMsg = ex.Message; } return(MC.GetString(MC.Submit_Ex_Error, errorMsg)); }