//知识标题、知识标签、上传者昵称
 public ActionResult Search(int numOnePage, int pageIndex, string keyword)
 {  
     using (RRDLEntities db = new RRDLEntities())
     {
         keyword = System.Web.HttpUtility.UrlDecode(keyword);
         AriticleService ariticleService = new AriticleService(db);
         List<Ariticle> list = new List<Ariticle>();
         list = ariticleService.KnowledgeAuditSearchAriticles(keyword, numOnePage, pageIndex);
         int count = ariticleService.KnowledgeAuditSearchAriticlesCount(keyword);
         List<AriticleViewModel> Viewlist = SimplifyAriticle(list);
         string result = JsonConvert.SerializeObject(Viewlist);
         result = result + "ContentAndCount" + count;
         return Content(result);
     }
 }