e order of your alternatives is logically irrelevant, strive
            to put the (expected) most common choice first for maximum efficiency.
          </p>
<h6>
<a name="spirit.qi.reference.operator.alternative.h1"></a>
            <span class="phrase"><a name="spirit.qi.reference.operator.alternative.header"></a></span><a class="link" href="alternative.html#spirit.qi.reference.operator.alternative.header">Header</a>
          </h6>
<pre class="programlisting"><span class="comment">// forwards to &lt;boo