Controller.Json Method (Object)
Creates a JsonResult object that serializes the specified object to JavaScript Object Notation (JSON).
Namespace: System.Web.Mvc
Assembly: System.Web.Mvc (in System.Web.Mvc.dll)
Syntax
'Declaration
Protected Friend Function Json ( _
data As Object _
) As JsonResult
protected internal JsonResult Json(
Object data
)
protected public:
JsonResult^ Json(
Object^ data
)
Parameters
- data
Type: System.Object
The JavaScript object graph to serialize.
Return Value
Type: System.Web.Mvc.JsonResult
The JSON result object that serializes the specified object to JSON format. The result object that is prepared by this method is written to the response by the MVC framework when the object is executed.
Remarks
The data parameter must be serializable. The JavaScriptSerializer class is used to serialize the object. The result object that is prepared by this method is written to the response by the MVC framework when the object is executed.
Examples
The following example shows how to send JSON-formatted data to the browser.
public ActionResult TestJson() {
return View();
}
[AcceptVerbs(HttpVerbs.Post)]
public ActionResult TestJson(int numDays) {
int[] ix = new int[numDays];
for (int i = 0; i < numDays; i++)
ix[i] = i * 2;
return Json(ix);
}
Public Function TestJson() As ActionResult
Return View()
End Function
<AcceptVerbs(HttpVerbs.Post)> _
Public Function TestJson(ByVal numDays As Integer) As ActionResult
Dim ix As Integer() = New Integer(numDays - 1) {}
For i As Integer = 0 To numDays - 1
ix(i) = i * 2
Next
Return Json(ix)
End Function