#the_boost_algorithm_library.CXX11.one_of.iterator_requirements">Iterator
        Requirements</a>
      </h5>
<p>
        <code class="computeroutput"><span class="identifier">one_of</span></code> and <code class="computeroutput"><span class="identifier">one_of_equal</span></code> work on all iterators except
        output iterators.
      </p>
<h5>
<a name="the_boost_algorithm_library.CXX11.one_of.h3"></a>
        <span class="phrase"><a name="the_boost_algorithm_library.CXX11.one_of.complexity"></a></sp