 access traversal characteristics.
    </p>
<p>
      <code class="computeroutput"><span class="identifier">move_iterator</span></code> is very useful
      because some generic algorithms and container insertion functions can be called
      with move iterators to replace copying with moving. For example:
    </p>
<p>
</p>
<pre class="programlisting"><span class="comment">//header file "movable.hpp"</span>
<span class="preprocessor">#include</span> <span class="special">&lt;</span><span class="identifier">