/**
 * Tracks language preferences of the user.
 *
 * @returns An array of [BCP 47](https://tools.ietf.org/html/bcp47) language tags, ordered by preference with the most preferred language first.
 *
 * @example
 * function Component() {
 *   const preferredLanguages = useLanguagePreferences();
 *   // ...
 * }
 */
export default function useLanguagePreferences(): ReadonlyArray<string>;