std::from_range, std::from_range_t

Defined in header <ranges>
struct from_range_t { explicit from_range_t() = default; };
(since C++23)
inline constexpr std::from_range from_range {};
(since C++23)

std::from_range is a disambiguation tag that can be passed to the constructors of the suitable containers to indicate that the contained member is range constructed.

The corresponding type std::from_range_t can be used in the constructor's parameter list to match the intended tag.

See also

constructs a non-view range from another range
(function template)

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