Locale
get! : {} => Result Str [NotAvailable]
Returns the most preferred locale for the system or application, or NotAvailable if the locale could not be obtained.
The returned Str is a BCP 47 language tag, like en-US or fr-CA.
all! : {} => List Str
Returns the preferred locales for the system or application.
The returned Str are BCP 47 language tags, like en-US or fr-CA.