size

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Returns the result type of size.

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template<typename Seq>
struct size
{
    typedef unspecified type;
};

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Table 1.24. Parameters

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Table 1.24. Parameters

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Table 1.28. Parameters

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Table 1.28. Parameters

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Table 1.28. Parameters

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Table 1.28. Parameters

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Table 1.28. Parameters

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Parameter	Requirement	Description
`Seq`	A model of Forward Sequence	Argument sequence

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Expression =======

Expression >>>>>>> .merge-right.r57125 Semantics

result_of::size<Seq>::type

Return type: An MPL Integral Constant.

Semantics: Returns the number of elements in Seq.

Header

#include <boost/fusion/sequence/intrinsic/size.hpp>
#include <boost/fusion/include/size.hpp>

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typedef vector<int,float,char> vec;
typedef result_of::size<vec>::type size_mpl_integral_constant;
BOOST_MPL_ASSERT_RELATION(size_mpl_integral_constant::value, ==, 3);