std::experimental::ranges::BoundedRange

来自cppreference.com
< cpp‎ | experimental‎ | ranges
在标头 <experimental/ranges/range> 定义
template <class T>

concept bool BoundedRange =
  ranges::Range<T> &&

  ranges::Same<ranges::iterator_t<T>, ranges::sentinel_t<T>>;
(范围 TS)