Boost C++ Libraries

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erase_key
Description

Returns the result type of erase_key, given the sequence and key types.

Synopsis
template<
    typename Sequence,
    typename Key
    >
struct erase_key
{
    typedef unspecified type;
};

Table 1.96. Parameters

Parameter

Requirement

Description

Sequence

A model of Forward Sequence and Associative Sequence

Operation's argument

Key

Any type

Key type


Expression Semantics
result_of::erase_key<Sequence, Key>::type

Return type: A model of Forward Sequence and Associative Sequence.

Semantics: Returns a sequence with the elements of Sequence, except those with key Key.

Complexity

Constant.

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

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