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std::allocator_traits

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< cpp‎ | memory

 
 
Gestión de memoria dinámica
Bajo la gestión de memoria de nivel
Los asignadores
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)
Inicializar el almacenamiento
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
Punteros inteligentes
Original:
Smart pointers
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unique_ptr(C++11)
shared_ptr(C++11)
weak_ptr(C++11)
auto_ptr(obsoleto)
owner_less(C++11)
enable_shared_from_this(C++11)
bad_weak_ptr(C++11)
default_delete(C++11)
Garbage soporte colección
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)
Varios
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
Las funciones miembro
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>
template< class Alloc >
struct allocator_traits;
(desde C++11)
La plantilla de clase allocator_traits proporciona la forma estándar de acceder a diversas propiedades de los colocadores. Los contenedores estándar y otros componentes de la biblioteca estándar asignadores de acceso a través de esta plantilla, lo que hace posible el uso de cualquier tipo de clase como un asignador, siempre y cuando la especialización proporcionado por el usuario de allocator_traits implementa toda la funcionalidad requerida .
Original:
The allocator_traits class template provides the standardized way to access various properties of allocators. The standard containers and other standard library components access allocators through this template, which makes it possible to use any class type as an allocator, as long as the user-provided specialization of allocator_traits implements all required functionality.
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El valor predeterminado, no especializado, allocator_traits contiene los siguientes miembros:
Original:
The default, non-specialized, allocator_traits contains the following members:
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Contenido

[editar] Tipos de miembros

Tipo
Original:
Type
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Definition
allocator_type Alloc
value_type Alloc::value_type
pointer
Alloc::pointer si está presente, de lo contrario value_type*
Original:
Alloc::pointer if present, otherwise value_type*
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const_pointer
Alloc::const_pointer si está presente, de lo contrario std::pointer_traits<pointer>::rebind<const value_type>
Original:
Alloc::const_pointer if present, otherwise std::pointer_traits<pointer>::rebind<const value_type>
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void_pointer
Alloc::void_pointer si está presente, de lo contrario std::pointer_traits<pointer>::rebind<void>
Original:
Alloc::void_pointer if present, otherwise std::pointer_traits<pointer>::rebind<void>
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const_void_pointer
Alloc::const_void_pointer si está presente, de lo contrario std::pointer_traits<pointer>::rebind<const void>
Original:
Alloc::const_void_pointer if present, otherwise std::pointer_traits<pointer>::rebind<const void>
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difference_type
Alloc::difference_type si está presente, de lo contrario std::pointer_traits<pointer>::difference_type
Original:
Alloc::difference_type if present, otherwise std::pointer_traits<pointer>::difference_type
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size_type
Alloc::size_type si está presente, de lo contrario std::make_unsigned<difference_type>::type
Original:
Alloc::size_type if present, otherwise std::make_unsigned<difference_type>::type
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propagate_on_container_copy_assignment
Alloc::propagate_on_container_copy_assignment si está presente, de lo contrario std::false_type
Original:
Alloc::propagate_on_container_copy_assignment if present, otherwise std::false_type
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propagate_on_container_move_assignment
Alloc::propagate_on_container_move_assignment si está presente, de lo contrario std::false_type
Original:
Alloc::propagate_on_container_move_assignment if present, otherwise std::false_type
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propagate_on_container_swap
Alloc::propagate_on_container_swap si está presente, de lo contrario std::false_type
Original:
Alloc::propagate_on_container_swap if present, otherwise std::false_type
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[editar] Alias ​​miembros plantillas

Tipo
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Type
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Definition
rebind_alloc<T>
Alloc::rebind<T>::other si está presente, de lo contrario Alloc<T, Args> si esto es Alloc Alloc<U, Args>
Original:
Alloc::rebind<T>::other if present, otherwise Alloc<T, Args> if this Alloc is Alloc<U, Args>
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rebind_traits<T> std::allocator_traits<rebind_alloc<T>>

[editar] Las funciones miembro

[estático]
asigna almacenamiento sin inicializar utilizando el asignador
Original:
allocates uninitialized storage using the allocator
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(miembro estático público función) [edit]
[estático]
desasigna almacenamiento mediante el asignador
Original:
deallocates storage using the allocator
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(miembro estático público función) [edit]
[estático]
construye un objeto en el almacenamiento asignado
Original:
constructs an object in the allocated storage
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(función de plantilla) [edit]
[estático]
destructs un objeto almacenado en el almacenamiento asignado
Original:
destructs an object stored in the allocated storage
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(función de plantilla) [edit]
[estático]
devuelve el tamaño del objeto máxima soportada por el asignador
Original:
returns the maximum object size supported by the allocator
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(miembro estático público función) [edit]
obtiene el asignador de usar después de copiar un contenedor estándar
Original:
obtains the allocator to use after copying a standard container
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(miembro estático público función) [edit]

[editar] Ver también

the default allocator
(clase de plantilla) [edit]
implementa varios niveles asignador de niveles múltiples recipientes
Original:
implements multi-level allocator for multi-level containers
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(clase de plantilla) [edit]
proporciona información sobre como puntero tipos
Original:
provides information about pointer-like types
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(clase de plantilla) [edit]