a href="../../protocol/CollectionType/"><code>CollectionType</code></a>    
</div></div>
</div>
<div class="declaration inherited" id="func-indexof_">
<a class="toggle-link" data-toggle="collapse" href="#comment-func-indexof_">func indexOf(<wbr>_:)</a>
        
<div class="comment collapse" id="comment-func-indexof_"><div class="p">
    <p>Returns the first index where <code>predicate</code> returns <code>true</code> for the
corresponding value, or <code>nil</code> if such value is not found.</p>

<p><stron