sf agas gasg

//di models
function data()
{
$test = $this->db->query("select * from tbl_test");
$data1=array();
            foreach($test->result_array()as $row)
            {
                $data1[] = (int) $row['hasil'];
            }
//$this->session->set_userdata($data1);
return $data1;
}
//di view
<script type="text/javascript">
        jQuery(function(){
            new Highcharts.Chart({
                chart: {
                    renderTo: 'chart',
                    type: 'line',
                },
                title: {
                    text: 'Pendapatan Hotel Tahun 2014',
                    x: -20
                },
                subtitle: {
                    text: 'www.hotel-dymens.com',
                    x: -20
                },
                xAxis: {
                    categories: ['Jan', 'Feb', 'Mar', 'Apr', 'May', 'Jun',
                            'Jul', 'Aug', 'Sep', 'Oct', 'Nov', 'Dec']
                },
                yAxis: {
                    title: {
                        text: 'Pendapatan (Juta)'
                    }
                },
                series: [{
                    name: 'Pendapatan (Juta)',
                    data: <?php echo json_encode($this->my_model->data() ); ?> //menampilkan data
                }]
            });
        });
        </script>