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deduction guides for std::ranges::common_view

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< cpp‎ | ranges‎ | common view
 
 
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Defined in header <ranges>
template<class R>
common_view(R&&) -> common_view<views::all_t<R>>;
(since C++20)

The deduction guide is provided for std::ranges::common_view to allow deduction from range.

If R is a view, the deduced type is common_view<R>; otherwise, the deduced type is usually common_view<ranges::ref_view<R>>.

[edit] Example