variadic manipulators with two or more attributes internally combine
              (constant) references to all passed attributes into a <code class="computeroutput"><span class="identifier">fusion</span><span class="special">::</span><span class="identifier">vector</span></code> and forward this as a combined
              attribute to the corresponding manipulator taking one attribute.
            </p></td></tr>
</table></div>
<p>
            The <code class="computeroutput"><span class="identifier">forma