ion.sequence.intrinsic.metafunctions.front.expression_semantics">Expression
            Semantics</a>
          </h6>
<pre class="programlisting"><span class="identifier">result_of</span><span class="special">::</span><span class="identifier">front</span><span class="special">&lt;</span><span class="identifier">Seq</span><span class="special">&gt;::</span><span class="identifier">type</span>
</pre>
<p>
            <span class="bold"><strong>Return type</strong></span>: Any type
          </p>
<p>
          