m(start: Self.Index) -&gt; Self.SubSequence</code>
    
        <h4>Declared In</h4>
        <a href="../../protocol/CollectionType/"><code>CollectionType</code></a>    
</div></div>
</div>
<div class="declaration inherited" id="func--underestimatecount">
<a class="toggle-link" data-toggle="collapse" href="#comment-func--underestimatecount">func underestimateCount()</a>
        
<div class="comment collapse" id="comment-func--underestimatecount"><div class="p">
    <p>Returns a value less than or equal to t