at

<<<<<<< .working <<<<<<< .working <<<<<<< .working <<<<<<< .working <<<<<<< .working <<<<<<< .working Description ======= ======= ======= ======= ======= ======= >>>>>>> .merge-right.r58559 >>>>>>> .merge-right.r58549 >>>>>>> .merge-right.r58299 >>>>>>> .merge-right.r57337 >>>>>>> .merge-right.r57242 Description >>>>>>> .merge-right.r57125

<<<<<<< .working Returns the result type of at ^[6] ======= Returns the result type of at ^[6] >>>>>>> .merge-right.r57125 .

<<<<<<< .working <<<<<<< .working <<<<<<< .working <<<<<<< .working <<<<<<< .working <<<<<<< .working Synopsis ======= ======= ======= ======= ======= ======= >>>>>>> .merge-right.r58559 >>>>>>> .merge-right.r58549 >>>>>>> .merge-right.r58299 >>>>>>> .merge-right.r57337 >>>>>>> .merge-right.r57242 Synopsis >>>>>>> .merge-right.r57125

template<
    typename Seq,
    typename N>
struct at
{
    typedef unspecified type;
};

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Table 1.25. Parameters

=======

Table 1.25. Parameters

=======

Table 1.29. Parameters

=======

Table 1.29. Parameters

=======

Table 1.29. Parameters

=======

Table 1.29. Parameters

=======

Table 1.29. Parameters

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>>>>>>> .merge-right.r57125

Parameter	Requirement	Description
`Seq`	A model of Forward Sequence	Argument sequence
`N`	An MPL Integral Constant	Index of element

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

result_of::at<Seq, N>::type

Return type: Any type.

Semantics: Returns the result type of using at to access the Nth element of Seq.

Header

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

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typedef vector<int,float,char> vec;
BOOST_MPL_ASSERT((boost::is_same<result_of::at<vec, boost::mpl::int_<1> >::type, float&>));

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^[6] result_of::at reflects the actual return type of the function at. Sequence(s) typically return references to its elements via the at function. If you want to get the actual element type, use result_of::value_at =======

^[6] =======

^[6] >>>>>>> .merge-right.r58559 >>>>>>> .merge-right.r58549 >>>>>>> .merge-right.r58299 >>>>>>> .merge-right.r57337 >>>>>>> .merge-right.r57242 result_of::at reflects the actual return type of the function at. Sequence(s) typically return references to its elements via the at function. If you want to get the actual element type, use result_of::value_at >>>>>>> .merge-right.r57125

at

Expression =======

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

Header