How to AJAX response (with JSON) 19/11/2014

$this->sendJson($dataObject); or $this->sendResponse(new JsonResponse($myObject)); or use native nette channel $this->payload->data = $data; $this->sendPayload(); or just redraw component if ($this->isAjax()){ $this->redrawControl('datalist'); } 
$this->sendJson($dataObject);

or

$this->sendResponse(new JsonResponse($myObject));

or use native nette channel

$this->payload->data = $data;
$this->sendPayload();

or just redraw component

if ($this->isAjax()){
     $this->redrawControl('datalist');
}