tions_ ] ] )</h1>
      <p>
        An ECMAScript implementation that includes the ECMA-402 Internationalization API must implement this method as specified in the ECMA-402 specification.
        If an ECMAScript implementation does not include the ECMA-402 API the following specification of this method is used.
      </p>
      <p>The meanings of the optional parameters to this method are defined in the ECMA-402 specification; implementations that do not include ECMA-402 support must not use those paramete