 is returned first, then the previous
   bindings, in reverse order of introduction in the table.<br>
</div>

<pre><span id="VALmem"><span class="keyword">val</span> mem</span> : <code class="type">('a, 'b) <a href="Hashtbl.html#TYPEt">t</a> -&gt; 'a -&gt; bool</code></pre><div class="info ">
<code class="code"><span class="constructor">Hashtbl</span>.mem&nbsp;tbl&nbsp;x</code> checks if <code class="code">x</code> is bound in <code class="code">tbl</code>.<br>
</div>

<pre><span id="VALremove"><span class=