e zero capacity, zero readable bytes, and zero writable
                      bytes.
                    </p>
                  </td>
</tr></tbody>
</table></div>
<h7><a name="beast.ref.boost__beast__basic_multi_buffer.basic_multi_buffer.overload5.h3"></a>
            <span class="phrase"><a name="beast.ref.boost__beast__basic_multi_buffer.basic_multi_buffer.overload5.exception_safety"></a></span><a class="link" href="overload5.html#beast.ref.boost__beast__basic_multi_buffer.basic_multi_buffer.overload5.exc