">;</span>
</pre>
<p>
        <span class="bold"><strong>Effects</strong></span>: returns <code class="computeroutput"><span class="special">!(*</span><span class="keyword">this</span> <span class="special">==</span> <span class="identifier">that</span><span class="special">)</span></code>.
      </p>
<a name="boost_regex.regex_token_iterator.op_deref"></a><pre class="programlisting"><span class="keyword">const</span> <span class="identifier">value_type</span><span class="special">&amp;</span> <span class="