std::ranges::input_range - cppreference.com (original) (raw)
Defined in header [<ranges>](/w/cpp/header/ranges "cpp/header/ranges")
template< class T >
concept input_range =
ranges::range<T> && std::input_iterator<ranges::iterator_t<T>>;
(since C++20)
The input_range
concept is a refinement of range for which ranges::begin returns a model of input_iterator.