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std::ranges::transform_view::begin(3) C++ Standard Libary std::ranges::transform_view::begin(3)

NAME

std::ranges::transform_view::begin - std::ranges::transform_view::begin

Synopsis


constexpr /*iterator*/<false> begin(); (1) (since C++20)
constexpr /*iterator*/<true> begin() const


requires ranges::range<const V> && (2) (since C++20)


std::regular_invocable<const F&,
ranges::range_reference_t<const V>>;


Returns an iterator to the first element of the transform_view.


1) Equivalent to return /*iterator*/<false>{*this, ranges::begin(base_)};, where
base_ is the underlying view.
2) Equivalent to return /*iterator*/<true>{*this, ranges::begin(base_)};, where
base_ is the underlying view.

Parameters


(none)

Return value


Iterator to the first element.

Example


This section is incomplete
Reason: no example

See also


end returns an iterator or a sentinel to the end
(C++20) (public member function)
ranges::begin returns an iterator to the beginning of a range
(C++20) (customization point object)

Category:


* Todo no example

2024.06.10 http://cppreference.com