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std::allocator::construct

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< cpp‎ | memory‎ | allocator

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C++
 
Gerenciamento de memória dinâmica
Gerenciamento de memória de baixo nível
Alocadores
Original:
Allocators
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(C++11)
(C++11)
(C++11)
(C++11)
(C++11)
Uninitialized armazenamento
Original:
Uninitialized storage
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(C++11)
Ponteiros inteligentes
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Smart pointers
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(C++11)
(C++11)
(C++11)
(obsoleta)
(C++11)
(C++11)
(C++11)
(C++11)
Apoio a coleta de lixo
Original:
Garbage collection support
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(C++11)
(C++11)
(C++11)
(C++11)
(C++11)
(C++11)
Diversos
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Miscellaneous
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(C++11)
(C++11)
(C++11)
C Library
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C Library
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std::allocator
Funções de membro
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Member functions
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allocator::allocator
allocator::~allocator
allocator::address
allocator::allocate
allocator::deallocate
allocator::max_size
allocator::construct
allocator::destroy
Não-membros funções
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Non-member functions
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Definido no cabeçalho <memory>
void construct( pointer p, const_reference val );
 (até C++11)
template< class U, class... Args >
void construct( U* p, Args&&... args );
 (desde C++11)
Constrói um objeto do tipo em T alocado armazenamento não inicializado apontado por p, usando a colocação de novos
Original:
Constructs an object of type T in allocated uninitialized storage pointed to by p, using placement-new
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1)
Chama new((void *)p) T(val)
Original:
Calls new((void *)p) T(val)
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2)
Chama ::new((void *)p) U(std::forward<Args>(args)...)
Original:
Calls ::new((void *)p) U(std::forward<Args>(args)...)
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[editar] Parâmetros

p -
ponteiro para armazenamento alocado não inicializado
Original:
pointer to allocated uninitialized storage
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val -
o valor a ser usado como o argumento construtor de cópia
Original:
the value to use as the copy constructor argument
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args... -
os argumentos de construtor de usar
Original:
the constructor arguments to use
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[editar] Valor de retorno

(Nenhum)
Original:
(none)
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[editar] Veja também

[estática]
constrói um objeto no armazenamento alocado
Original:
constructs an object in the allocated storage
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(modelo de função) [edit]
funções de alocação
Original:
allocation functions
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(função) [edit]
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