# std::experimental::ranges::BidirectionalIterator

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< cpp‎ | experimental‎ | ranges

Defined in header `<experimental/ranges/iterator>` |  |
template <class I> concept bool BidirectionalIterator() { return ranges::ForwardIterator<I>() && ranges::DerivedFrom<ranges::iterator_category_t<I>, ranges::bidirectional_iterator_tag>() && requires(I i) { { --i } -> ranges::Same<I&>; { i-- } -> ranges::Same<I>; }; } |  | (ranges TS)

| This section is incomplete Reason: add description and extra caveats

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