a list -&gt; bool</code></pre><div class="info ">
<div class="info-desc">
<p>Same as <a href="List.html#VALmem"><code class="code"><span class="constructor">List</span>.mem</code></a>, but uses physical equality instead of structural
   equality to compare list elements.</p>
</div>
</div>
<h2 id="1_Listsearching">List searching</h2>
<pre><span id="VALfind"><span class="keyword">val</span> find</span> : <code class="type">('a -&gt; bool) -&gt; 'a list -&gt; 'a</code></pre><div class="info ">
<div class="info