WC_Countries::get_continent_code_for_country PHP Метод

    public function get_continent_code_for_country($cc)
    {
        $cc = trim(strtoupper($cc));
        $continents = $this->get_continents();
        $continents_and_ccs = wp_list_pluck($continents, 'countries');
        foreach ($continents_and_ccs as $continent_code => $countries) {
            if (false !== array_search($cc, $countries)) {
                return $continent_code;
            }
        }
        return '';
    }