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std::allocator_traits::allocate

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Gerenciamento de memória dinâmica
Gerenciamento de memória de baixo nível
Alocadores
Original:
Allocators
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allocator
allocator_traits(C++11)
allocator_arg_t(C++11)
allocator_arg(C++11)
uses_allocator(C++11)
scoped_allocator_adaptor(C++11)
Uninitialized armazenamento
Original:
Uninitialized storage
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uninitialized_copy
uninitialized_copy_n(C++11)
uninitialized_fill
uninitialized_fill_n
raw_storage_iterator
get_temporary_buffer
return_temporary_buffer
Ponteiros inteligentes
Original:
Smart pointers
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unique_ptr(C++11)
shared_ptr(C++11)
weak_ptr(C++11)
auto_ptr(obsoleta)
owner_less(C++11)
enable_shared_from_this(C++11)
bad_weak_ptr(C++11)
default_delete(C++11)
Apoio a coleta de lixo
Original:
Garbage collection support
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declare_reachable(C++11)
undeclare_reachable(C++11)
declare_no_pointers(C++11)
undeclare_no_pointers(C++11)
pointer_safety(C++11)
get_pointer_safety(C++11)
Diversos
Original:
Miscellaneous
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pointer_traits(C++11)
addressof(C++11)
align(C++11)
C Library
Original:
C Library
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std::allocator_traits
Funções de membro
Original:
Member functions
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allocator_traits::allocate
allocator_traits::deallocate
allocator_traits::construct
allocator_traits::destroy
allocator_traits::max_size
allocator_traits::select_on_container_copy_construction
 
Defined in header <memory>
static pointer allocate( Alloc& a, size_type n );
(1) (a partir do C++ 11)
static pointer allocate( Alloc& a, size_type n, const_void_pointer hint );
(2) (a partir do C++ 11)
1)
Usa o a alocador de alocar bytes n*sizeof(Alloc::value_type) de armazenamento não inicializado, chamando a.allocate(n)
Original:
Uses the allocator a to allocate n*sizeof(Alloc::value_type) bytes of uninitialized storage, by calling a.allocate(n)
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2)
Usa o a alocador de alocar bytes n*sizeof(Alloc::value_type) de armazenamento não inicializado com o hint dica memória localidade. Chama a.allocate(n, hint) se possível. Se não for possível (por exemplo, não tem dois argumentos função membro allocate ()), chama a.allocate(n)
Original:
Uses the allocator a to allocate n*sizeof(Alloc::value_type) bytes of uninitialized storage with the memory locality hint hint. Calls a.allocate(n, hint) if possible. If not possible (e.g. a has no two-argument member function allocate()), calls a.allocate(n)
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[editar] Parâmetros

a -
alocador de usar
Original:
allocator to use
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n -
o número de objetos para alocar memória para
Original:
the number of objects to allocate storage for
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hint -
ponteiro para uma localização de memória nas proximidades
Original:
pointer to a nearby memory location
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[editar] Valor de retorno

O ponteiro retornado pela chamada para a.allocate(n)
Original:
The pointer returned by the call to a.allocate(n)
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[editar] Veja também

aloca inicializado armazenamento
Original:
allocates uninitialized storage
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(of std::allocator função pública membro) [edit]