[#BloombergLP-bdlsb-OverflowMemOutStreamBuf-initialBufferSize]
= xref:BloombergLP.adoc[BloombergLP]::xref:BloombergLP/bdlsb.adoc[bdlsb]::xref:BloombergLP/bdlsb/OverflowMemOutStreamBuf.adoc[OverflowMemOutStreamBuf]::initialBufferSize
:relfileprefix: ../../../
:mrdocs:

Return the size of the buffer supplied at construction.

== Synopsis

Declared in `<bdlsb_overflowmemoutstreambuf.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
std::size_t
initialBufferSize() const;
----


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