//public static array listIdentifiers ([ int $what = DateTimeZone::ALL [, string $country = NULL ]] ) public static PhpArray listIdentifiers(int what = DateTimeZone.ALL, string country = null) => PhpTimeZone.timezone_identifiers_list(what, country);
//public static array listIdentifiers ([ int $what = DateTimeZone::ALL [, string $country = NULL ]] ) public static PhpArray listIdentifiers(int what = DateTimeZone.ALL, string country = null) => PhpTimeZone.timezone_identifiers_list(what, country);