Boost C++ Libraries

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flatten
Description

Returns the result type of flatten, given the input sequence type.

Synopsis
template<
    typename Sequence
    >
struct flatten
{
    typedef unspecified type;
};

Table 1.105. Parameters

Parameter

Requirement

Description

Sequence

A model of Forward Sequence

Operation's argument


Expression Semantics
result_of::flatten<Sequence>::type

Return type:

Semantics: Returns a sequence with all the leaf elements of Sequence.

Complexity

Constant.

Header
#include <boost/fusion/algorithm/transformation/flatten.hpp>
#include <boost/fusion/include/flatten.hpp>

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