public function ListUsersDataAction() {
    $result = $this->getDoctrine()->getManager();
    $person_data = $result->createQueryBuilder()
            ->select('u.id,u.email, u.phone_number,u.buy_min,u.buy_max,u.sell_min,u.sell_max,u.status,u.start_date,u.end_date')
            ->from('AcmeBitcoinBundle:AlertData', 'u')
            ->orderBy('u.id', 'asc')
    ;
    //$sql=$results->getQuery();
    //echo   $sql->getSql();
    $data = $person_data->getQuery()->getResult();
    $json = '[';
    $first = 0;
    foreach ($data as $v) {
        if ($first++)
            $json .= ',';
        $json .= '["' . $v['id'] . '",
    "' . $v['email'] . '",

    "' . $v['phone_number'] . '"]';
    }
    $json .= ']';

    return $this->render('AcmeBitcoinBundle:Datatable:list.html.twig', array(
                'json_data' => $json
    ));
}

[
  [ "3","***@gmail.com","***"],
  ["4","**@gmail.com","43534654"]
]

var dataSet={{json_data}}
   $(document).ready(function() {
    $('#example').dataTable( {
       "data": dataSet,
       "columns": [
          { "title": "Engine" },
          { "title": "Browser" },
          { "title": "Platform" }

        ]
       } );
      } );
   </script>

<script>
     var dataSet=[["3",
      "hhh@gmail.com",

   "24354"],["4",
   "25435@gmail.com",

   "43534654"]]
  $(document).ready(function() {
  $('#example').dataTable( {
"data": dataSet,
   "columns": [
    { "title": "Engine" },
    { "title": "Browser" },
    { "title": "Platform" }

]
  } );

var dataSet=    {{ json_data|json_encode() }}