[#BloombergLP-bdlbb-BlobBuffer-trim]
= xref:BloombergLP.adoc[BloombergLP]::xref:BloombergLP/bdlbb.adoc[bdlbb]::xref:BloombergLP/bdlbb/BlobBuffer.adoc[BlobBuffer]::trim
:relfileprefix: ../../../
:mrdocs:

Reduce this buffer to the specified `toSize` and return the leftover. The behaviour is undefined unless '0 <= toSize && toSize <= size()'.

== Synopsis

Declared in `<bdlbb_blob.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
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xref:BloombergLP/bdlbb/BlobBuffer.adoc[BlobBuffer]
trim(int toSize);
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