cppdraft_translate/cppdraft/span/obs.md

[span.obs]

23 Containers library [containers]

23.7 Views [views]

23.7.2 Contiguous access [views.contiguous]

23.7.2.2 Class template span [views.span]

23.7.2.2.5 Observers [span.obs]

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constexpr size_type size() const noexcept;

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Effects: Equivalent to: return size_;

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constexpr size_type size_bytes() const noexcept;

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Effects: Equivalent to: return size() * sizeof(element_type);

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constexpr bool empty() const noexcept;

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Effects: Equivalent to: return size() == 0;