std::experimental::ranges::iterator_t, std::experimental::ranges::sentinel_t
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Defined in header
<experimental/ranges/range>
template< class T >
using iterator_t = decltype(ranges::begin (std::declval <T&>()));
(1)
(ranges TS)
using iterator_t = decltype(ranges::begin (std::declval <T&>()));
template< class T >
using sentinel_t = decltype(ranges::end (std::declval <T&>()));
(2)
(ranges TS)
using sentinel_t = decltype(ranges::end (std::declval <T&>()));
Obtain the iterator and sentinel types of a range T.