span="2" align="center" valign="top" width="25"><img alt="[Note]" src="../../../../../../doc/src/images/note.png"></td>
<th align="left">Note</th>
</tr>
<tr><td align="left" valign="top"><p>
          If the <code class="computeroutput"><span class="identifier">signed_zero</span></code> flag
          is not set (the default), then a negative zero value will be displayed
          on output in whatever way the platform normally handles it. For most platforms,
          this it will format positive zero as "