DurationFormat
constructor(locales: UnicodeBCP47LocaleIdentifier = definedExternally, options: DurationFormatOptions = definedExternally)(source)
constructor(locales: ReadonlyArray<UnicodeBCP47LocaleIdentifier>, options: DurationFormatOptions = definedExternally)(source)
constructor(locales: ReadonlyArray<Locale>, options: DurationFormatOptions = definedExternally)(source)