public JsonResult NewTopicPeople() { UserAuth(); var topicid = Request.Form["topicid"]; var pps = Request.Form["pps"]; var splitstrs = pps.Split(new string[] { " @" }, StringSplitOptions.RemoveEmptyEntries); var pplist = new List <string>(); foreach (var PP in splitstrs) { if (PP.Trim().ToUpper().Contains(ViewBag.username.ToUpper())) { continue; } pplist.Add(PP.Replace("@", "").Trim()); } CoTopicVM.UpdateTopicPeople(topicid, pplist, this); var ret = new JsonResult(); ret.Data = new { sucess = true }; return(ret); }