public function save_order()
{
$latest_array = $_POST['latest_id'];
$order_array = $_POST['order'];
$latest = new Latest();
foreach ($latest_array as $key => $value) {
$latest_id = $value;
$latest_order = $order_array[$key];
$latest->update('Latest', array('sequence' => $latest_order), 'id=' . $latest_id);
}
redirect(get_url('latest'));
}
