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| <h2><span class="refentrytitle">Class typed_value_base</span></h2> |
| <p>boost::program_options::typed_value_base</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="keyword">class</span> <a class="link" href="typed_value_base.html" title="Class typed_value_base">typed_value_base</a> <span class="special">{</span> |
| <span class="keyword">public</span><span class="special">:</span> |
| <span class="comment">// <a class="link" href="typed_value_base.html#boost.program_options.typed_value_baseconstruct-copy-destruct">construct/copy/destruct</a></span> |
| <a class="link" href="typed_value_base.html#id974761-bb"><span class="special">~</span><span class="identifier">typed_value_base</span></a><span class="special">(</span><span class="special">)</span><span class="special">;</span> |
| |
| <span class="comment">// <a class="link" href="typed_value_base.html#id974751-bb">public member functions</a></span> |
| <span class="keyword">const</span> <span class="identifier">std</span><span class="special">::</span><span class="identifier">type_info</span> <span class="special">&</span> <a class="link" href="typed_value_base.html#id974754-bb"><span class="identifier">value_type</span></a><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span> |
| <span class="special">}</span><span class="special">;</span></pre></div> |
| <div class="refsect1"> |
| <a name="id2101565"></a><h2>Description</h2> |
| <p>Base class for all option that have a fixed type, and are willing to announce this type to the outside world. Any 'value_semantics' for which you want to find out the type can be dynamic_cast-ed to typed_value_base. If conversion succeeds, the 'type' method can be called. </p> |
| <div class="refsect2"> |
| <a name="id2101575"></a><h3> |
| <a name="boost.program_options.typed_value_baseconstruct-copy-destruct"></a><code class="computeroutput">typed_value_base</code> |
| public |
| construct/copy/destruct</h3> |
| <div class="orderedlist"><ol class="orderedlist" type="1"><li class="listitem"><pre class="literallayout"><a name="id974761-bb"></a><span class="special">~</span><span class="identifier">typed_value_base</span><span class="special">(</span><span class="special">)</span><span class="special">;</span></pre></li></ol></div> |
| </div> |
| <div class="refsect2"> |
| <a name="id2101628"></a><h3> |
| <a name="id974751-bb"></a><code class="computeroutput">typed_value_base</code> public member functions</h3> |
| <div class="orderedlist"><ol class="orderedlist" type="1"><li class="listitem"><pre class="literallayout"><span class="keyword">const</span> <span class="identifier">std</span><span class="special">::</span><span class="identifier">type_info</span> <span class="special">&</span> <a name="id974754-bb"></a><span class="identifier">value_type</span><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span></pre></li></ol></div> |
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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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