std::experimental::ranges::Writable

 

C++

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Technical Specifications

 

Technical specifications

Filesystem library (filesystem TS)

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Library fundamentals 2 (library fundamentals 2 TS)

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Extensions for concurrency (concurrency TS)

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Ranges

Concepts

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Iterators library

Iterator concepts
Readable Writable Sentinel	WeaklyIncrementable Incrementable SizedSentinel	Iterator InputIterator OutputIterator	ForwardIterator BidirectionalIterator RandomAccessIterator
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	disable_sized_sentinel
Iterator utilities and operations
iter_move iter_swap	advance distance	next prev
Iterator traits
difference_type value_type iterator_category iterator_traits	reference_t rvalue_reference_t iter_common_reference_t std::iterator_traits<InputIterator>std::iterator_traits<OutputIterator>	is_indirectly_movableis_nothrow_indirectly_movable is_indirectly_swappableis_nothrow_indirectly_swappable	input_iterator_tagoutput_iterator_tagforward_iterator_tagbidirectional_iterator_tagrandom_access_iterator_tag
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

 

Defined in header <experimental/ranges/iterator>
template < class Out, class T > concept bool Writable =   requires(Out&& o, T&& t) {     *o = std::forward<T>(t);     *std::forward<Out>(o) = std::forward<T>(t);     const_cast<const ranges::reference_t<Out>&&>(*o) =       std::forward<T>(t);     const_cast<const ranges::reference_t<Out>&&>(*std::forward<Out>(o)) =       std::forward<T>(t);   };   /* none of the four expressions above are required to be equality-preserving */		(ranges TS)