IActionResult return type

ActionResult inherited IActionResult

　　JsonResult, RedirectResult, FileResult, ViewResult, ContentResult have inherited ActionResult

　　So IActionResult type of function can return all direct and indirect inherit his inheritance data types

　　And each supports two data return method

　　

 

1、JsonResult

public IActionResult Result1 () // instantiate the object 
        { 
            a JsonResult Result = new new a JsonResult ( new new {name = " kxy1 " });
             return Result; 
        } 
 public IActionResult Result2 () // encapsulation method 
        {
             return Json ( new new {name = " kxy2 " }); 
        }

 2、RedirectResult

　　   return Redirect("Index");

3, the File Hunger

4、ViewResult