front

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Returns the result type of front.

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

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Table 1.22. Parameters

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Table 1.22. Parameters

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Table 1.26. Parameters

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Table 1.26. Parameters

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Table 1.26. Parameters

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Table 1.26. Parameters

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Table 1.26. 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::front<Seq>::type

Return type: Any type

Semantics: The type returned by dereferencing an iterator to the first element in Seq. Equivalent to result_of::deref<result_of::begin<Seq>::type>::type.

Header

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

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typedef vector<int,char> vec;
BOOST_MPL_ASSERT((boost::is_same<result_of::front<vec>::type, int&>));