std::allocator::destroy

 

C++

Language

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Regular expressions library (C++11)

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Technical Specifications

 

Dynamic memory management

Smart pointers
unique_ptr (C++11)
shared_ptr (C++11)
weak_ptr (C++11)
auto_ptr (until C++17)
owner_less (C++11)
enable_shared_from_this (C++11)
bad_weak_ptr (C++11)
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Allocators
allocator
allocator_traits (C++11)
allocator_arg_t (C++11)
allocator_arg (C++11)
uses_allocator (C++11)
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Uninitialized storage
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get_temporary_buffer
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Garbage collection support
declare_reachable (C++11)
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get_pointer_safety (C++11)
Miscellaneous
pointer_traits (C++11)
addressof (C++11)
align (C++11)
C Library
malloc calloc	realloc free
Low level memory management

 

std::allocator

Member functions

allocator::allocator

allocator::~allocator

allocator::address

allocator::allocate

allocator::deallocate

allocator::max_size

allocator::construct

allocator::destroy

Non-member functions

operator==operator!=

 

Defined in header <memory>
void destroy( pointer p );		(until C++11)
template< class U > void destroy( U* p );		(since C++11)

Calls the destructor of the object pointed to by p

1) Calls ((T*)p)->~T()

2) Calls p->~U()

Parameters

p

-

pointer to the object that is going to be destroyed

Return value

(none)

See also

destroy [static]

destructs an object stored in the allocated storage (function template)