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std::span::begin, std::span::cbegin

constexpr iterator begin() const noexcept;
constexpr const_iterator cbegin() const noexcept;

Returns an iterator to the first element of the span.

If the span is empty, the returned iterator will be equal to end().

range-begin-end.svg

Parameters

(none).

Return value

Iterator to the first element.

Complexity

Constant.

Example

See also

returns an iterator to the end
(public member function)

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