std::pmr::polymorphic_allocator<T>:: select_on_container_copy_construction

From cppreference.com
C++
Memory management library
(exposition only*)
Uninitialized memory algorithms
(C++17)
(C++17)
(C++17)
(C++17)
(C++17)
(C++11)
(C++17)
(C++17)
(C++17)
(C++17)
(C++20)
Constrained uninitialized
memory algorithms
(C++20)
(C++20)
(C++20)
(C++20)
(C++20)
(C++20)
(C++20)
(C++20)
(C++20)
(C++20)
(C++20)
(C++20)
(C++20)
(C++20)
C Library
Allocators
(C++11)
(C++23)
(C++11)
(C++11)
(C++20)
(C++20)
(C++20)
(C++11)
(C++17)
Memory resources
(C++17)
(C++17)
(C++17)
(C++17)
(C++17)
(C++17)
(C++17)
(C++17)
(C++17)
Garbage collection support
(C++11)(until C++23)
(C++11)(until C++23)
(C++11)(until C++23)
(C++11)(until C++23)
(C++11)(until C++23)
(C++11)(until C++23)
Uninitialized storage
(until C++20*)
(until C++20*)
(until C++20*)
Explicit lifetime management
(C++23)(C++23)
std::pmr::polymorphic_allocator
polymorphic_allocator select_on_container_copy_construction() const;
 (since C++17)

Returns a default-constructed polymorphic_allocator object.

Parameters

(none)

Return value

A default-constructed polymorphic_allocator object.

Notes

polymorphic_allocators do not propagate on container copy construction.

See also

[static]
 obtains the allocator to use after copying a standard container
(public static member function of std::allocator_traits<Alloc>)
Retrieved from "https://en.cppreference.com/mwiki/index.php?title=cpp/memory/polymorphic_allocator/select_on_container_copy_construction&oldid=155176