 other function bodies, but such definitions are not function declarations. Labels must be declared inside functions.
</div>
<p></p>
<h3 id="additional-return" class="tmd-header-3">
Expressions which evaluation results may contain optional additional values
</h3>
<p></p>
<div class="tmd-usual">
The evaluation results of the following expressions may contain optional additional values:
</div>
<p></p>
<table class="tmd-table">
<tr>
<th>

</th>
<th>
Syntax
</th>
<th>
Meaning of The Optional Value (<code class=