Action results

• ActionResult

  Encapsulates the result of an action method and is used to perform a framework-level operation on behalf of the action method.

  public ActionResult Index()
  {
      return Show();
  }
  
  public ActionResult Show()
  {
      return View();
  }
  

• ContentResult

  Represents a user-defined content type that is the result of an action method.

  public ActionResult Index()
  {
      return Content("Represents a user-defined content type that is the result of an action method.", "text/plain", System.Text.Encoding.UTF8);
  }

• EmptyResult

  Represents a result that does nothing, such as a controller action method that returns nothing.

  public ActionResult Index()
  {
      return new EmptyResult();
  }

• FileContentResult

  Sends the contents of a binary file to the response.

  public ActionResult Index()
  {
      //return new FileContentResult(Buffer, "application/pdf");
      return File(Buffer, "application/pdf");
  }

• FilePathResult

  Sends the contents of a file to the response.

  public ActionResult Index()
  {
      return File(Server.MapPath("~/doc/sample.pdf"), "application/pdf");
  }

• FileStreamResult

  Sends binary content to the response by using a Stream instance.

  public ActionResult Index()
  {
      using (var ms = new System.IO.MemoryStream())
      {
          TempImage.Save(ms, System.Drawing.Imaging.ImageFormat.Png);
          //return new FileStreamResult(ms, "image/png") { FileDownloadName = "logo.png" };
          return File(ms, "image/png", "logo.png");
      }
  }

• HttpNotFoundResult

  Defines an object that is used to indicate that the requested resource was not found.

  public ActionResult Index()
  {
      return HttpNotFound("Page not fould");
  }

• HttpStatusCodeResult

  Provides a way to return an action result with a specific HTTP response status code and description.

  public ActionResult Index()
  {
      return new HttpStatusCodeResult(System.Net.HttpStatusCode.Unauthorized);
  }

• HttpUnauthorizedResult

  Represents the result of an unauthorized HTTP request.

  public ActionResult Index()
  {
      return new HttpUnauthorizedResult("Please sign in");
  }

• JavaScriptResult

  Sends JavaScript content to the response.

  public ActionResult Index()
  {
      return JavaScript("alert(new Date());");
  }

• JsonResult

  Represents a class that is used to send JSON-formatted content to the response.

  public ActionResult Index()
  {
      return Json(new { Message = "Represents a class that is used to send JSON-formatted content to the response." });
  }

• PartialViewResult

  Represents a base class that is used to send a partial view to the response.

  public ActionResult Index()
  {
      return PartialView();
  }

• RedirectResult

  Controls the processing of application actions by redirecting to a specified URI.

  public ActionResult Index()
  {
      //return Redirect("/Product");  // 302
      return RedirectPermanent("/Product");  // 301
  }

  Redirect and RedirectPermanent

• RedirectToRouteResult

  Represents a result that performs a redirection by using the specified route values dictionary.

  public ActionResult Index()
  {
      //return RedirectToAction("Show");
      //return RedirectToActionPermanent("Show");
      //return RedirectToRoute(new { action = "Show" });
      return RedirectToRoute(new { action = "Show" });
  }

• ViewResult

  Represents a class that is used to render a view by using an IView instance that is returned by an IViewEngine object.

  public ActionResult Index()
  {
      return View();
  }