[#BloombergLP-bslma-AllocatorTraits_RebindAlloc-0a]
= xref:BloombergLP.adoc[BloombergLP]::xref:BloombergLP/bslma.adoc[bslma]::AllocatorTraits_RebindAlloc
:relfileprefix: ../../
:mrdocs:

Metafunction that rebinds an allocator type to a different value type.

== Synopsis

Declared in `<bslma_allocatortraits.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
template<
    class T,
    class U,
    class = void>
struct AllocatorTraits_RebindAlloc;
----

== Description

Should be `pointer_traits::rebind` of template above.

== Type Aliases

[cols="1,4"]
|===
| Name| Description
| xref:BloombergLP/bslma/AllocatorTraits_RebindAlloc-0a/type.adoc[`type`] 
| Rebound allocator type obtained via `AllocatorTraits_RebindFront`.
|===


== Specializations

[cols="1,4"]
|===
| Name| Description
| xref:BloombergLP/bslma/AllocatorTraits_RebindAlloc-02.adoc[`AllocatorTraits_RebindAlloc<T, U, bsl::void_t<T::rebind<U>::other>>`] 
| Specialization for allocators that define a nested `rebind<U>::other`.
|===



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