deduction guides for std::ranges::common_view
Defined in header <ranges> |
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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>>.
Example
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https://en.cppreference.com/w/cpp/ranges/common_view/deduction_guides
