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[SVN r13144]
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Vesa Karvonen
2002-03-09 13:55:00 +00:00
parent da66351f86
commit 1ad72e98a9
38 changed files with 273 additions and 9 deletions
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15
include/boost/preprocessor/for.hpp
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@ -44,6 +44,21 @@
by the C++ preprocessor.</li>
</ul>
<p>For example,</p>
<pre>
#define C(R,X) BOOST_PP_LESS(BOOST_PP_TUPLE_ELEM(2,0,X),BOOST_PP_TUPLE_ELEM(2,1,X))
#define F(R,X) (BOOST_PP_INC(BOOST_PP_TUPLE_ELEM(2,0,X)),BOOST_PP_TUPLE_ELEM(2,1,X))
#define I(R,X) BOOST_PP_TUPLE_ELEM(2,0,X)
BOOST_PP_FOR((0,3),C,F,I)
</pre>
<p>expands to:</p>
<pre>
0 1 2
</pre>
<h3>BOOST_PP_REPEAT() vs BOOST_PP_FOR()</h3>
<p>BOOST_PP_FOR() is a generalization of BOOST_PP_REPEAT(). This means that