[#BloombergLP-bdlsb-FixedMemOutput-pubsetbuf] = xref:BloombergLP.adoc[BloombergLP]::xref:BloombergLP/bdlsb.adoc[bdlsb]::xref:BloombergLP/bdlsb/FixedMemOutput.adoc[FixedMemOutput]::pubsetbuf :relfileprefix: ../../../ :mrdocs: Reset the internal buffer of this stream to the specified `buffer` of the specified `length`. Note that the next write operation will start at the beginning of `buffer`. == Synopsis Declared in `<bdlsb_fixedmemoutput.h>` [source,cpp,subs="verbatim,replacements,macros,-callouts"] ---- xref:BloombergLP/bdlsb/FixedMemOutput.adoc[FixedMemOutput]* pubsetbuf( char* buffer, std::streamsize length); ---- [.small]#Created with https://www.mrdocs.com[MrDocs]#