<code class="computeroutput"><span class="identifier">boost</span><span class="special">::</span><span class="identifier">spirit</span><span class="special">::</span><span class="identifier">traits</span></code>
                  </p>
                </td></tr></tbody>
</table></div>
<h6>
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          <span class="phrase"><a name="spirit.advanced.customize.is_string.synopsis"></a></span><a class="link" href="is_string.html#spirit.advanced.customize.is_strin