Object</a></span> <span class="parameter-name">key</span></span>)
      <div class="features">override</div>
    </section>
    <section class="desc markdown">
      <p>Removes <code>key</code> and its associated value, if present, from the map.</p>
<p>Returns the value associated with <code>key</code> before it was removed.
Returns <code>null</code> if <code>key</code> was not in the map.</p>
<p>Note that values can be <code>null</code> and a returned <code>null</code> value doesn't
always mean that the ke