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    Function canonicalizeLocaleIdentifier

    • this function canonicalizes locale identifiers to the format /^[a-z]{2,3}_[A-Z]{2}$/ input values can contain dashes instead of underscores, wrong lower/upper case is fixed additionally languages without a region get mapped to the proper default locale if no generic locale exists e.g. currently en => en_US, de => de_DE

      Parameters

      • locale: string

      Returns null | string