IntlTimeZone::getUnknown intltz_get_unknown Get the "unknown" time zone &reftitle.description; &style.oop; (method): public static IntlTimeZoneIntlTimeZone::getUnknown &style.procedural;: IntlTimeZoneintltz_get_unknown &warn.undocumented.func; &reftitle.parameters; &no.function.parameters; &reftitle.returnvalues; Returns IntlTimeZone or &null; on failure.