std::ranges::begin,std::ranges::cbegin (3) Linux Manual Page

std::ranges::begin,std::ranges::cbegin – std::ranges::begin,std::ranges::cbegin

Synopsis

Defined in header <ranges>

Defined in header <iterator>

inline constexpr /*unspecified*/ begin = /*unspecified*/;  (1) (since C++20)

inline constexpr /*unspecified*/ cbegin = /*unspecified*/; (2) (since C++20)