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# core.stdcpp.allocator

D binding to C++ std::allocator.
License:
Distributed under the Boost Software License 1.0. (See accompanying file LICENSE)
Authors:
Manu Evans

Source core/stdcpp/allocator.d

struct `allocator`(T);
  Allocators are classes that define memory models to be used by some parts of the C++ Standard Library, and most specifically, by STL containers.
  this(U)(ref allocator!U);
  alias `size_type` = size_t;
  alias `difference_type` = ptrdiff_t;
  alias `pointer` = T*;
  alias `value_type` = T;
  enum auto `propagate_on_container_move_assignment`;
  enum auto `is_always_equal`;
  template `rebind`(U)
  @nogc T* `allocate`(size_t `count`);
  @nogc void `deallocate`(T* `ptr`, size_t `count`);
  enum size_t `max_size`;
struct `allocator_traits`(Alloc);
  alias `allocator_type` = Alloc;
  alias `value_type` = allocator_type.`value_type`;
  alias `size_type` = allocator_type.`size_type`;
  alias `difference_type` = allocator_type.`difference_type`;
  alias `pointer` = allocator_type.`pointer`;
  enum auto `propagate_on_container_copy_assignment`;
  enum auto `propagate_on_container_move_assignment`;
  enum auto `propagate_on_container_swap`;
  enum auto `is_always_equal`;
  template `rebind_alloc`(U)
  template `rebind_traits`(U)
  size_type `max_size`()(auto ref allocator_type `a`);
  allocator_type `select_on_container_copy_construction`()(auto ref allocator_type `a`);

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