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Boost C++ Libraries

next

Description

Returns the type of the next iterator in a sequence.

Synposis

template<
    typename I
    >
struct next
{
    typedef unspecified type;
};

Table 1.13. Parameters

Parameter	Requirement	Description
`I`	Model of Forward Iterator	Operation's argument

Expression Semantics

result_of::next<I>::type

Return type: A model of the same iterator concept as I.

Semantics: Returns an iterator to the next element in the sequence after I.

/iterator/next.hpp>

Example

typedef vector<int,double> vec;
typedef result_of::next<result_of::begin<vec>::type>::type second;

BOOST_MPL_ASSERT((boost::is_same<result_of::value_of<second>::type, double>));