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54 lines
1.6 KiB
HTML
54 lines
1.6 KiB
HTML
<html>
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<head>
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<title>BOOST_PP_LIST_REVERSE_D</title>
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<link rel="stylesheet" type="text/css" href="../styles.css">
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<script language="javascript" type="text/javascript" src="../scripts.js"></script>
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</head>
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<body onload="init('sample');">
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<div style="margin-left: 0px;">
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The <b>BOOST_PP_LIST_REVERSE_D</b> macro expands to the reverse a <i>list</i>.
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It reenters <b>BOOST_PP_WHILE</b> with maximum efficiency.
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</div>
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<h4>Usage</h4>
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<div class="code">
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<b>BOOST_PP_LIST_REVERSE_D</b>(<i>d</i>, <i>list</i>)
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</div>
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<h4>Arguments</h4>
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<dl>
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<dt>d</dt>
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<dd>
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The next available <b>BOOST_PP_WHILE</b> iteration.
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</dd>
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<dt>list</dt>
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<dd>
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A <i>list</i> to be reversed.
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</dd>
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</dl>
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<h4>See Also</h4>
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<ul>
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<li><a href="list_reverse.html">BOOST_PP_LIST_REVERSE</a></li>
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</ul>
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<h4>Requirements</h4>
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<div>
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<b>Header:</b> <a href="../headers/list/reverse.hpp.html"><boost/preprocessor/list/reverse.hpp></a>
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</div>
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<h4><a class="local" onclick="toggle('sample');" onmouseover="change(this);" onmouseout="revert(this);">Sample Code</a></h4>
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<div id="sample"><pre>
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#include <boost/preprocessor/list/fold_right.hpp>
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#include <boost/preprocessor/list/reverse.hpp>
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#define L1 (a, (b, (c, (d, BOOST_PP_NIL))))
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#define L2 (L1, (L1, (L1, BOOST_PP_NIL)))
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#define OP(d, state, x) (BOOST_PP_LIST_REVERSE_D(d, x), state)
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BOOST_PP_LIST_FOLD_RIGHT(OP, BOOST_PP_NIL, L2)
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/*
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expands to...
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((d, (c, (b, (a, BOOST_PP_NIL)))), ((d, (c, (b, (a, BOOST_PP_NIL)))),
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((d, (c, (b, (a, BOOST_PP_NIL)))) , BOOST_PP_NIL)))
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*/
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<pre></div>
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</body>
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</html>
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