static array getDisplayLanguages(string $locale) Returns the language names for a

class HourTransformer extends

class QuarterTransformer extends

class YearTransformer extends

static array getDisplayLocales(string $locale) Returns the locale names for a locale

static string|null getIntlIcuVersion() Returns the ICU version as defined by the intl

static array getCurrencies() Returns all available currencies codes.

static array getLanguages() Returns all available language codes.

class StubCollator extends Collator

class DayOfYearTransformer extends