[#BloombergLP-bslma-TestAllocator-lastAllocatedNumBytes]
= xref:BloombergLP.adoc[BloombergLP]::xref:BloombergLP/bslma.adoc[bslma]::xref:BloombergLP/bslma/TestAllocator.adoc[TestAllocator]::lastAllocatedNumBytes
:relfileprefix: ../../../
:mrdocs:

Return the number of bytes of the most recent allocation request.

== Synopsis

Declared in `<bslma_testallocator.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
xref:BloombergLP/bslma/Allocator/size_type.adoc[Allocator::size_type]
lastAllocatedNumBytes() const;
----


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