 true if
<code>other</code> is empty.</p>

<p><strong>Requires:</strong> <code>isEquivalent</code> is an
  <a href="http://en.wikipedia.org/wiki/Equivalence_relation">equivalence relation</a>.</p>

    <h4>Declaration</h4>    
    <code class="language-swift">func startsWith&lt;OtherSequence : SequenceType where OtherSequence.Generator.Element == Generator.Element&gt;(other: OtherSequence, @noescape isEquivalent: (C.Generator.Element, C.Generator.Element) throws -&gt; Bool) rethrows -&gt; Bool</code>
    
 