string|null getCountryName(string $country, string $displayLocale = null) Returns the name of

bool isLenient() Returns whether the formatter is lenient.

count()

offsetSet($offset, $value) Parameters $offset

string[] getLocales() Returns the list of locales that this bundle supports.

getErrorCode()

static string getDisplayVariant(string $locale, string $inLocale = null) Not supported

string getIcuVersion() Returns the ICU version of the bundles being converted.

mixed read(string $path, string $locale) Reads a resource bundle.

int|float|false parse(string $value, int $type = self::TYPE_DOUBLE, int $position) Parse a number