std::ranges::enumerate_view::begin - cppreference.com (original) (raw)

constexpr auto begin() requires (!/*simple-view*/<V>); (1) (since C++23)
constexpr auto begin() const requires /*range-with-movable-references*/<const V>; (2) (since C++23)

Returns an iterator to the first element of the enumerate_view.

Let base_ denote the underlying view.

  1. Equivalent to return /*iterator*/<false>(ranges::begin(base_), 0);.

  2. Equivalent to return /*iterator*/<true>(ranges::begin(base_), 0);.

[edit] Parameters

(none)

[edit] Return value

Iterator to the first element.

[edit] Example

[edit] See also

| | returns an iterator or a sentinel to the end (public member function) [edit] | | ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- | | | returns an iterator to the beginning of a range(customization point object)[edit] |