nit</code></pre><div class="info ">
Discard all elements from a queue.<br>
</div>

<pre><span id="VALcopy"><span class="keyword">val</span> copy</span> : <code class="type">'a <a href="Queue.html#TYPEt">t</a> -> 'a <a href="Queue.html#TYPEt">t</a></code></pre><div class="info ">
Return a copy of the given queue.<br>
</div>

<pre><span id="VALis_empty"><span class="keyword">val</span> is_empty</span> : <code class="type">'a <a href="Queue.html#TYPEt">t</a> -> bool</code></pre><div class="info ">
Return <code