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std::ranges::subrange<I,S,K>::empty - cppreference.com
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std::ranges::subrange<I,S,K>::empty

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Ranges library
Range adaptors
 
 
constexpr bool empty() const;
(since C++20)

Checks whether the subrange is empty.

Return value

begin_ == end_.

Example

See also

obtains the size of the subrange
(public member function) [edit]
(C++17)
checks whether the container is empty
(function template) [edit]
checks whether a range is empty
(customization point object)[edit]

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