Function chooseLocaleForPreferredLanguages

chooseLocaleForPreferredLanguages(
    configuration: {
        fallbackLocale: string;
        supportedLocales: readonly string[];
        tiebreakerLocalesByLanguageCode?:
            | Readonly<Record<string, readonly string[]>>
            | ReadonlyMap<string, readonly string[]>
            | null;
    },
    languages: Iterable<string>,
): string
Choose the first supported match from an ordered list of preferred language tags, examining at most 32 entries. Malformed or unmatched entries are skipped; if none match, return the resolved fallback locale.

Use this for preference lists such as navigator.languages. For weighted Accept-Language negotiation, use lokalized/negotiate.
Parameters
- configuration: {
      fallbackLocale: string;
      supportedLocales: readonly string[];
      tiebreakerLocalesByLanguageCode?:
          | Readonly<Record<string, readonly string[]>>
          | ReadonlyMap<string, readonly string[]>
          | null;
  }
- languages: Iterable<string>
  the caller's preference list, most-preferred first.
Returns string
the selected supported locale, or the resolved fallback