<div class="title">Collation </div>  </div>
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<div class="textblock"><p>Boost.Locale provides a <a class="el" href="classboost_1_1locale_1_1collator.html">collator</a> class, derived from <code>std::collate</code>, that adds support for primary, secondary, tertiary, quaternary and identical comparison levels. They can be approximately defined as:</p>
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<li>Primary -- ignore accents and character case, comparing base letters only. For example "facade" and 