antic_hpp" title="Header &lt;boost/program_options/value_semantic.hpp&gt;">boost/program_options/value_semantic.hpp</a>&gt;

</span>
<span class="identifier">BOOST_PROGRAM_OPTIONS_DECL</span> <a class="link" href="typed_value.html" title="Class template typed_value">typed_value</a><span class="special">&lt;</span> <span class="keyword">bool</span> <span class="special">&gt;</span> <span class="special">*</span> <span class="identifier">bool_switch</span><span class="special">(</span><span class="special">)<