std::ranges::iota_view<W, Bound>::begin

constexpr /*iterator*/ begin() const;

(since C++20)

Obtains an iterator to the beginning value.

Return value

iterator {value_ }

Example

#include <iostream>
#include <ranges>

int main()
{
    auto iota{std::views::iota(2, 6)};
    auto iter{iota.begin()};
    while (iter != iota.end())
        std::cout << *iter++ << ' ';
    std::cout << '\n';
}

Output:

2 3 4 5

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