std::experimental::ranges::Mergeable

C++

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Language support library

Concepts library (C++20)

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Regular expressions library (C++11)

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Technical Specifications

Technical specifications

Filesystem library (filesystem TS)

Library fundamentals (library fundamentals TS)

Library fundamentals 2 (library fundamentals 2 TS)

Extensions for parallelism (parallelism TS)

Extensions for parallelism 2 (parallelism TS v2)

Extensions for concurrency (concurrency TS)

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Ranges

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Iterators library

Iterator concepts
Readable Writable WeaklyIncrementable Incrementable	Iterator Sentinel SizedSentinel	InputIterator ForwardIterator BidirectionalIterator RandomAccessIterator	OutputIterator
Indirect callable concepts
IndirectUnaryInvocableIndirectRegularUnaryInvocable	IndirectUnaryPredicate	IndirectRelation	IndirectStrictWeakOrder
Common algorithm requirements
IndirectlyMovable IndirectlyMovableStorable	IndirectlyCopyable IndirectlyCopyableStorable	IndirectlySwappable IndirectlyComparable	Permutable Mergeable Sortable
Concept utilities
indirect_result_of	projected
Iterator utilities and operations
iter_move iter_swap	advance distance	next prev
Iterator traits
difference_type value_type reference_t rvalue_reference_t iter_common_reference_t iterator_category	input_iterator_tagoutput_iterator_tagforward_iterator_tagbidirectional_iterator_tagrandom_access_iterator_tag	ranges::iterator_traits std::iterator_traits<InputIterator>std::iterator_traits<OutputIterator>
Iterator adaptors
reverse_iterator move_iterator move_sentinel	back_insert_iterator front_insert_iterator insert_iterator	common_iterator counted_iterator default_sentinel	danglingsafe_iterator_t unreachable
Stream iterators
istream_iterator	ostream_iterator	istreambuf_iterator	ostreambuf_iterator

template < class I1, class I2, class Out, class R = ranges::less<>, class P1 = ranges::identity, class P2 = ranges::identity > concept bool Mergeable = InputIterator<I1> && InputIterator<I2> && WeaklyIncrementable<Out> && IndirectlyCopyable<I1, Out> && IndirectlyCopyable<I2, Out> && IndirectStrictWeakOrder<R, ranges::projected<I1, P1>, ranges::projected<I2, P2>>;		(ranges TS)

The Mergeable concept specifies the common requirements of algorithms that merge sorted sequences into an output sequence by copying the elements (for example, ranges::merge).