ass="code"><span class="constructor">Not_found</span></code> if there is no value that satisfies <code class="code">p</code> in the
   list <code class="code">l</code>.</p>
</div>
</div>

<pre><span id="VALfind_opt"><span class="keyword">val</span> find_opt</span> : <code class="type">f:('a -&gt; bool) -&gt; 'a list -&gt; 'a option</code></pre><div class="info ">
<div class="info-desc">
<p><code class="code">find&nbsp;p&nbsp;l</code> returns the first element of the list <code class="code">l</code>
   that 