ata</tt></font>
        </td>
        <td>&nbsp;
          
        </td>
        <td>
          The container's data type.
        </td>
        <td>
          <tt>Container::value_type</tt>
        </td>
      </tr>
      <tr>
        <td> <font color="#007F00"><tt>Index</tt></font> </td>
        <td>&nbsp; </td>
        <td> The container's index type. </td>
        <td> <tt>Container::size_type</tt> </td>
      </tr>
      <tr>
        <td>
          <font color="#007F00"><tt>Key</tt></font>
        </t