place"><span class="keyword">val</span> replace</span> : <code class="type">('a, 'b) <a href="Hashtbl.html#TYPEt">t</a> -&gt; 'a -&gt; 'b -&gt; unit</code></pre><div class="info ">
<code class="code"><span class="constructor">Hashtbl</span>.replace&nbsp;tbl&nbsp;x&nbsp;y</code> replaces the current binding of <code class="code">x</code>
   in <code class="code">tbl</code> by a binding of <code class="code">x</code> to <code class="code">y</code>.  If <code class="code">x</code> is unbound in <code class="co