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21 lines
641 B
C++
21 lines
641 B
C++
#ifndef SPROUT_ALGORITHM_COUNT_HPP
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#define SPROUT_ALGORITHM_COUNT_HPP
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#include <iterator>
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#include <sprout/config.hpp>
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#include <sprout/iterator/operation.hpp>
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namespace sprout {
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// Copyright (C) 2011 RiSK (sscrisk)
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// 25.2.9 Count
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template<typename InputIterator, typename T>
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inline SPROUT_CONSTEXPR typename std::iterator_traits<InputIterator>::difference_type
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count(InputIterator first, InputIterator last, T const& value) {
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return first == last ? 0
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: (*first == value ? 1 : 0) + sprout::count(sprout::next(first), last, value)
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;
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}
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} // namespace sprout
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#endif // #ifndef SPROUT_ALGORITHM_COUNT_HPP
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