ls</h3>
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        <pre class="programlisting">
bool operator&lt;(const self &amp;itr) const
 </pre>
        <p>Less than comparison operator. </p>
        <div class="sect3" lang="en" xml:lang="en">
          <div class="titlepage">
            <div>
              <div>
                <h4 class="title"><a id="idp50911472"></a>Parameters</h4>
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          <div class="sect4" lang="en" xml:lang="en">
       