std::allocator_traits<Alloc>::deallocate

 

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std::allocator_traits

成员类型

成员函数

allocator_traits::allocate

allocator_traits::allocate_at_least (C++23)

allocator_traits::deallocate

allocator_traits::construct

allocator_traits::destroy

allocator_traits::max_size

allocator_traits::select_on_container_copy_construction

 

在标头 <memory> 定义
static void deallocate( Alloc& a, pointer p, size_type n );		(C++11 起) (C++20 起为 constexpr)

用分配器 a 解分配 p 所引用的存储，通过调用 a.deallocate(p, n)。

参数

a	-	使用的分配器
p	-	指向先前分配存储的指针
n	-	分配存储的对象数

返回值

（无）

参阅

allocate [静态]	用分配器分配未初始化的存储 (公开静态成员函数)
deallocate	解分配存储 (std::allocator<T> 的公开成员函数)