class="paramtype">long&#160;</td>
          <td class="paramname"><em>index</em>&#160;</td>
        </tr>
        <tr>
          <td></td>
          <td>)</td>
          <td></td><td></td>
        </tr>
      </table>
</div><div class="memdoc">

<p>Delete an item from the indexmap by index. </p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramname">x</td><td>The indexmap instance. </td></tr>
    <tr><td class="paramname">index</td><td>The index of the item to remo