count

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Boost C++ Libraries

count

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A metafunction that returns the result type of count given the sequence and search types.

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template<
    typename Sequence,
    typename T
    >
struct count
{
    typedef int type;
};

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Table 1.51. Parameters

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Table 1.51. Parameters

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Table 1.55. Parameters

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Table 1.55. Parameters

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Table 1.55. Parameters

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Table 1.55. Parameters

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Table 1.55. Parameters

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Parameter	Requirement	heading Description
`Sequence`	A model of Forward Sequence	Operation's argument
`T`	Any type	Operation's argument

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Expression =======

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result_of::count<T>::type

Return type: int.

Semantics: Returns the return type of count. The return type is always int.

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Constant.

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#include <boost/fusion/algorithm/query/count.hpp>
#include <boost/fusion/include/count.hpp>