parable</code> and <code>Hashable</code> keys </td></tr>
<tr id="row_43_" class="even"><td class="entry"><span style="width:16px;display:inline-block;">&#160;</span><span class="icona"><span class="icon">C</span></span><a class="el" href="structboost_1_1hana_1_1map__tag.html" target="_self">boost::hana::map_tag</a></td><td class="desc">Tag representing <code><a class="el" href="structboost_1_1hana_1_1map.html" title="Basic associative container requiring unique, Comparable and Hashable keys.">hana::map</a><