本文共 2016 字，大约阅读时间需要 6 分钟。
MVC3中Action返回类型ActionResult在System.Web.Mvc命名空间中，其类型有：
- ContentResult
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- EmptyResult
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- FileResult
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- HttpStatusCodeResult
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- HttpNotFoundResult
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- HttpUnauthorizedResult
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- JavaScriptResult
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- JsonResult
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- RedirectResult
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- RedirectToRouteResult
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- ViewResultBase
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- PartialViewResult
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- ViewResult
示例代码:
- public class ActionResultController : Controller
-
- {
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- public ActionResult Index()
-
- {
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- return View();
-
- }
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- public ActionResult ContentResult()
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- {
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- return Content("Hi, 我是ContentResult结果");
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- }
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- public ActionResult EmptyResult()
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- {
-
- //空结果当然是空白了!
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- //至于你信不信, 我反正信了
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- return new EmptyResult();
-
- }
-
- public ActionResult FileResult()
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- {
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- var imgPath = Server.MapPath("~/demo.jpg");
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- return File(imgPath, "application/x-jpg", "demo.jpg");
-
- }
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- public ActionResult HttpNotFoundResult()
-
- {
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- return HttpNotFound("Page Not Found");
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- }
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- public ActionResult HttpUnauthorizedResult()
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- {
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- //未验证时,跳转到Logon
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- return new HttpUnauthorizedResult();
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- }
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- public ActionResult JavaScriptResult()
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- {
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- string js = "alert(\"Hi, I'm JavaScript.\");";
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- return JavaScript(js);
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- }
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- public ActionResult JsonResult()
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- {
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- var jsonObj = new
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- {
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- Id = 1,
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- Name = "小铭",
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- Sex = "男",
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- Like = "足球"
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- };
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- return Json(jsonObj, JsonRequestBehavior.AllowGet);
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- }
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- public ActionResult RedirectResult()
-
- {
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- return Redirect("~/demo.jpg");
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- }
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- public ActionResult RedirectToRouteResult()
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- {
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- return RedirectToRoute(new {
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- controller = "Hello", action = ""
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- });
-
- }
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- public ActionResult ViewResult()
-
- {
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- return View();
-
- }
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- public ActionResult PartialViewResult()
-
- {
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- return PartialView();
-
- }
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- //禁止直接访问的ChildAction
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- [ChildActionOnly]
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- public ActionResult ChildAction()
-
- {
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- return PartialView();
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- }
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- //正确使用ChildAction
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- public ActionResult UsingChildAction()
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- {
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- return View();
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- }
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- }
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