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std::ranges::forward_range

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< cpp‎ | ranges
 
 
Ranges library
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(C++23)
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Defined in header <ranges>
template< class T >

  concept forward_range =

    ranges::input_range<T> && std::forward_iterator<ranges::iterator_t<T>>;
(since C++20)

The forward_range concept is a refinement of range for which ranges::begin returns a model of forward_iterator.