| BadRequestObjectResult，BadRequestResult | http 400 bad request |
| ChallengeResult | |
| ContentResult | |
| CreatedAtActionResult | |
| CreatedAtRouteResult | |
| CreatedResult | |
| EmptyResult | |
| FileContentResult | |
| FileResult | |
| FileStreamResult | |
| ForbidResult | |
| HttpNotFoundObjectResult，HttpNotFoundResult | 404 |
| HttpOkObjectResult，HttpOkResult | 200 |
| HttpStatusCodeResult | |
| HttpUnauthorizedResult | 401 |
| LocalRedirectResult | redirect to the supplied local URL |
| NoContentResult | |
| ObjectResult | |
| PhysicalFileResult | |
| RedirectResult | |
| RedirectToActionResult | |
| RedirectToRouteResult | |
| UnsupportedMediaTypeResult | |
| VirtualFileResult |
原文：http://www.cnblogs.com/ddeef/p/5060471.html