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| <h2><span class="refentrytitle">Function bool_switch</span></h2> |
| <p>boost::program_options::bool_switch</p> |
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| <h2 xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" class="refsynopsisdiv-title">Synopsis</h2> |
| <div xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" class="refsynopsisdiv"><pre class="synopsis"><span class="comment">// In header: <<a class="link" href="../../program_options/reference.html#header.boost.program_options.value_semantic_hpp" title="Header <boost/program_options/value_semantic.hpp>">boost/program_options/value_semantic.hpp</a>> |
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| <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"><</span> <span class="keyword">bool</span> <span class="special">></span> <span class="special">*</span> <span class="identifier">bool_switch</span><span class="special">(</span><span class="special">)</span><span class="special">;</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"><</span> <span class="keyword">bool</span> <span class="special">></span> <span class="special">*</span> <span class="identifier">bool_switch</span><span class="special">(</span><span class="keyword">bool</span> <span class="special">*</span> v<span class="special">)</span><span class="special">;</span></pre></div> |
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| <a name="id2104630"></a><h2>Description</h2> |
| <p>Works the same way as the 'value<bool>' function, but the created value_semantic won't accept any explicit value. So, if the option is present on the command line, the value will be 'true'. </p> |
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| <td align="right"><div class="copyright-footer">Copyright © 2002-2004 Vladimir Prus<p>Distributed under the Boost Software License, Version 1.0. |
| (See accompanying file <code class="filename">LICENSE_1_0.txt</code> or copy at |
| <a href="http://www.boost.org/LICENSE_1_0.txt" target="_top">http://www.boost.org/LICENSE_1_0.txt</a>) |
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