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| <h2><span class="refentrytitle">Function right</span></h2> |
| <p>boost::proto::right — Return the right child of the specified binary Proto expression. </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="../../proto/reference.html#header.boost.proto.traits_hpp" title="Header <boost/proto/traits.hpp>">boost/proto/traits.hpp</a>> |
| |
| </span> |
| <span class="keyword">template</span><span class="special"><</span><span class="keyword">typename</span> <a class="link" href="../../Expr.html" title="Concept Expr">Expr</a><span class="special">></span> |
| <span class="keyword">typename</span> <a class="link" href="result_of/right.html" title="Struct template right">proto::result_of::right</a><span class="special"><</span> <span class="identifier">Expr</span> <span class="special">&</span> <span class="special">></span><span class="special">::</span><span class="identifier">type</span> <span class="identifier">right</span><span class="special">(</span><span class="identifier">Expr</span> <span class="special">&</span> expr<span class="special">)</span><span class="special">;</span> |
| <span class="keyword">template</span><span class="special"><</span><span class="keyword">typename</span> <a class="link" href="../../Expr.html" title="Concept Expr">Expr</a><span class="special">></span> |
| <span class="keyword">typename</span> <a class="link" href="result_of/right.html" title="Struct template right">proto::result_of::right</a><span class="special"><</span> <span class="identifier">Expr</span> <span class="keyword">const</span> <span class="special">&</span> <span class="special">></span><span class="special">::</span><span class="identifier">type</span> |
| <span class="identifier">right</span><span class="special">(</span><span class="identifier">Expr</span> <span class="keyword">const</span> <span class="special">&</span> expr<span class="special">)</span><span class="special">;</span></pre></div> |
| <div class="refsect1"> |
| <a name="id2412768"></a><h2>Description</h2> |
| <p>Return the right child of the specified binary Proto expression. The child is returned by reference.</p> |
| <div class="variablelist"><table border="0"> |
| <col align="left" valign="top"> |
| <tbody> |
| <tr> |
| <td><p><span class="term">Parameters:</span></p></td> |
| <td><div class="variablelist"><table border="0"> |
| <col align="left" valign="top"> |
| <tbody><tr> |
| <td><p><span class="term"><code class="computeroutput">expr</code></span></p></td> |
| <td><p>The Proto expression. </p></td> |
| </tr></tbody> |
| </table></div></td> |
| </tr> |
| <tr> |
| <td><p><span class="term">Requires:</span></p></td> |
| <td> |
| <p> |
| <code class="computeroutput"><a class="link" href="is_expr.html" title="Struct template is_expr">proto::is_expr</a><Expr>::value</code> is |
| <code class="computeroutput">true</code>. |
| </p> |
| <p> |
| <code class="computeroutput">2 == Expr::proto_arity::value</code> |
| </p> |
| </td> |
| </tr> |
| <tr> |
| <td><p><span class="term">Returns:</span></p></td> |
| <td><p> |
| A reference to the right child of <code class="computeroutput">expr</code>. |
| </p></td> |
| </tr> |
| <tr> |
| <td><p><span class="term">Throws:</span></p></td> |
| <td>Will not throw.</td> |
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| <td align="right"><div class="copyright-footer">Copyright © 2008 Eric Niebler<p> |
| Distributed under the Boost Software License, Version 1.0. (See accompanying |
| file LICENSE_1_0.txt 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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