t
        was not initialized.
      </p>
<p>
        <span class="bold"><strong>Effects</strong></span>: Returns a reference to the <a class="link" href="sub_match.html" title="sub_match"><code class="computeroutput"><span class="identifier">sub_match</span></code></a>
        object representing the character sequence from the start of the string being
        matched or searched, to the start of the match found.
      </p>
<a name="boost_regex.match_results.suffix"></a><pre class="programlisting"><span c