[#BloombergLP-bslstl-Variant_AllocatorBase-04-d_allocator]
= xref:BloombergLP.adoc[BloombergLP]::xref:BloombergLP/bslstl.adoc[bslstl]::xref:BloombergLP/bslstl/Variant_AllocatorBase-04.adoc[Variant&lowbar;AllocatorBase&lt;true&gt;]::d&lowbar;allocator
:relfileprefix: ../../../
:mrdocs:

Allocator used to supply memory for the alternative objects&period;

== Synopsis

Declared in `&lt;bslstl&lowbar;variant&period;h&gt;`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
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xref:BloombergLP/bslstl/Variant_AllocatorBase-04/allocator_type.adoc[allocator&lowbar;type] d&lowbar;allocator;
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