>string_type</span> <a name="id-1_3_47_5_18_2_1_1_3_10-bb"></a><span class="identifier">lookup_collatename</span><span class="special">(</span><span class="identifier">FwdIter</span><span class="special">,</span> <span class="identifier">FwdIter</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span></pre>
<p>Returns a sequence of characters that represents the collating element consisting of the character sequence designated by the iterator range [F1, F2). Retu