WC_Shipping_Zone::get_shipping_methods PHP Method

    public function get_shipping_methods($enabled_only = false)
    {
        if (null === $this->get_id()) {
            return array();
        }
        $raw_methods = $this->data_store->get_methods($this->get_id(), $enabled_only);
        $wc_shipping = WC_Shipping::instance();
        $allowed_classes = $wc_shipping->get_shipping_method_class_names();
        $methods = array();
        foreach ($raw_methods as $raw_method) {
            if (in_array($raw_method->method_id, array_keys($allowed_classes), true)) {
                $class_name = $allowed_classes[$raw_method->method_id];
                // The returned array may contain instances of shipping methods, as well
                // as classes. If the "class" is an instance, just use it. If not,
                // create an instance.
                if (is_object($class_name)) {
                    $class_name_of_instance = get_class($class_name);
                    $methods[$raw_method->instance_id] = new $class_name_of_instance($raw_method->instance_id);
                } else {
                    // If the class is not an object, it should be a string. It's better
                    // to double check, to be sure (a class must be a string, anything)
                    // else would be useless
                    if (is_string($class_name) && class_exists($class_name)) {
                        $methods[$raw_method->instance_id] = new $class_name($raw_method->instance_id);
                    }
                }
                // Let's make sure that we have an instance before setting its attributes
                if (is_object($methods[$raw_method->instance_id])) {
                    $methods[$raw_method->instance_id]->method_order = absint($raw_method->method_order);
                    $methods[$raw_method->instance_id]->enabled = $raw_method->is_enabled ? 'yes' : 'no';
                    $methods[$raw_method->instance_id]->has_settings = $methods[$raw_method->instance_id]->has_settings();
                    $methods[$raw_method->instance_id]->settings_html = $methods[$raw_method->instance_id]->supports('instance-settings-modal') ? $methods[$raw_method->instance_id]->get_admin_options_html() : false;
                }
            }
        }
        uasort($methods, 'wc_shipping_zone_method_order_uasort_comparison');
        return apply_filters('woocommerce_shipping_zone_shipping_methods', $methods, $raw_methods, $allowed_classes, $this);
    }

 /**
  * Get shipping zones from the database
  * @since 2.6.0
  * @return array of arrays
  */
 public static function get_zones()
 {
     global $wpdb;
     $raw_zones = $wpdb->get_results("SELECT zone_id, zone_name, zone_order FROM {$wpdb->prefix}woocommerce_shipping_zones order by zone_order ASC;");
     $zones = array();
     foreach ($raw_zones as $raw_zone) {
         $zone = new WC_Shipping_Zone($raw_zone);
         $zones[$zone->get_zone_id()] = $zone->get_data();
         $zones[$zone->get_zone_id()]['formatted_zone_location'] = $zone->get_formatted_location();
         $zones[$zone->get_zone_id()]['shipping_methods'] = $zone->get_shipping_methods();
     }
     return $zones;
 }