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std::allocator_traits::destroy

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La gestion dynamique de la mémoire
Faible niveau de gestion de la mémoire
Répartiteurs
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)
Non initialisée stockage
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
Pointeurs intelligents
Original:
Smart pointers
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unique_ptr (C++11)
shared_ptr (C++11)
weak_ptr (C++11)
auto_ptr (obsolète)
owner_less (C++11)
enable_shared_from_this (C++11)
bad_weak_ptr (C++11)
default_delete (C++11)
Soutien garbage collection
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)
Divers
Original:
Miscellaneous
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pointer_traits (C++11)
addressof (C++11)
align (C++11)
Bibliothèque C
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C Library
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std::allocator_traits
Les fonctions membres
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 T >
static void destroy( Alloc& a, T* p );
(depuis C++11)
Appelle le destructeur de l'objet pointé par p. Si possible, le fait en appelant a.destroy(p). Si ce n'est pas possible (par exemple a n'a pas le destroy() fonction membre, puis appelle le destructeur de *p directement, comme p->~T() .
Original:
Calls the destructor of the object pointed to by p. If possible, does so by calling a.destroy(p). If not possible (e.g. a does not have the member function destroy(), then calls the destructor of *p directly, as p->~T().
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Sommaire

[modifier] Paramètres

a -
allocateur à utiliser pour la destruction
Original:
allocator to use for destruction
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p -
pointeur vers l'objet est détruit
Original:
pointer to the object being destroyed
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[modifier] Retourne la valeur

(Aucun)
Original:
(none)
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[modifier] Notes

Parce que cette fonction permet à l'automne sauvegarde automatique pour diriger l'appel au destructeur, le destroy() fonction membre est une option Allocator exigence puisque le C + 11 .
Original:
Because this function provides the automatic fall back to direct call to the destructor, the member function destroy() is an optional Allocator requirement since C++11.
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[modifier] Voir aussi

Détruit un objet de stockage alloué
Original:
destructs an object in allocated storage
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(fonction membre publique de std::allocator) [edit]