Hashtbl</span>.remove</code></a><code class="code"> tbl x</code>
   followed by <a href="Hashtbl.html#VALadd"><code class="code"><span class="constructor">Hashtbl</span>.add</code></a><code class="code"> tbl x y</code>.<br>
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<pre><span id="VALiter"><span class="keyword">val</span> iter</span> : <code class="type">('a -&gt; 'b -&gt; unit) -&gt; ('a, 'b) <a href="Hashtbl.html#TYPEt">t</a> -&gt; unit</code></pre><div class="info ">
<code class="code"><span class="constructor">Hashtbl</span>.iter f tbl</