ode></a>. See the <a class="link" href="collections.html" title="Collections comparison">collection
            comparison</a> section for more details, in particular <code class="computeroutput"><span class="identifier">boost</span><span class="special">::</span><span class="identifier">test_tools</span><span class="special">::</span><span class="identifier">per_element</span><span class="special">()</span></code>
            and <code class="computeroutput"><span class="identifier">boost</span><span class