t;&lt;L<span class="stringliteral">&quot; are &quot;</span> &lt;&lt; (eq ? L<span class="stringliteral">&quot;identical&quot;</span> : L<span class="stringliteral">&quot;different&quot;</span>)&lt;&lt;endl;
</pre></div><p><code>std::locale</code> is designed to be useful as a comparison class in STL collections and algorithms. To get similar functionality with comparison levels, you must use the comparator class.</p>
<div class="fragment"><pre class="fragment">    std::map&lt;std::string,std::string,compara