User Ajax

public function user_list() {
        $list   = $this->users_side_model->get_datatables();
        $data   = array();
        $no     = $_POST['start'];

        foreach ($list as $users) {
            $no++;
            $row = array();
            $row[] = $no;
            $row[] = $users->user_username;
            $row[] = $users->user_name;
            $row[] = $users->user_level;
            $row[] = $users->user_status;
            $row[] = $users->no_telepon;
            $data[] = $row;
        }

        $output = array(
                        "draw"              => $_POST['draw'],
                        "recordsTotal"      => $this->users_side_model->count_all(),
                        "recordsFiltered"   => $this->users_side_model->count_filtered(),
                        "data"              => $data,
                );
        //output to json format
        echo json_encode($output);
    }