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< title > BOOST_PP_TUPLE_SIZE< / title >
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< div style = "margin-left: 0px;" > The < b > BOOST_PP_TUPLE_SIZE< / b > macro
expands to the size of the < i > tuple< / i > passed to it. < / div >
< h4 > Usage< / h4 >
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< div class = "code" > < b > BOOST_PP_TUPLE_SIZE< / b > (< i > tuple< / i > ) < a href = "../topics/variadic_macros.html#VNotation" target = "_self" > < sup > (v)< / sup > < / a > < br >
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< h4 > Arguments< / h4 >
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< dt > tuple< / dt >
< dd > A < i > tuple< / i > whose size is to be extracted. < / dd >
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< h4 > Requirements< / h4 >
< div > < b > Header:< / b > < a href = "../headers/tuple/size.html" > < boost/preprocessor/tuple/size.hpp> < / a >
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< h4 > Sample Code< / h4 >
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< pre > #include < < a href = "../headers/tuple/size.html" > boost/preprocessor/tuple/size.hpp< / a > > < br > < br > #define TUPLE (x, y, z)< br > < br > < a href = "tuple_size.html" > BOOST_PP_TUPLE_SIZE< / a > (TUPLE) // expands to 3< br > < / pre >
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< div style = "margin-left: 0px;" > < i > < / i > < i > <EFBFBD> Copyright Edward Diener 2011,2013< / i > < / div >
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< p > < small > Distributed under the Boost Software License, Version 1.0.
(See accompanying file < a href = "../../../../LICENSE_1_0.txt" > LICENSE_1_0.txt< / a >
or copy at < a href = "http://www.boost.org/LICENSE_1_0.txt" > www.boost.org/LICENSE_1_0.txt< / a > )< / small > < / p >
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