[#BloombergLP-bdlbb-OutBlobStreamBuf-2constructor]
= xref:BloombergLP.adoc[BloombergLP]::xref:BloombergLP/bdlbb.adoc[bdlbb]::xref:BloombergLP/bdlbb/OutBlobStreamBuf.adoc[OutBlobStreamBuf]::OutBlobStreamBuf
:relfileprefix: ../../../
:mrdocs:

Create an `OutBlobStreamBuf` using the specified blob&period;

== Synopsis

Declared in `&lt;bdlbb&lowbar;blobstreambuf&period;h&gt;`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
explicit
OutBlobStreamBuf(xref:BloombergLP/bdlbb/Blob.adoc[bdlbb::Blob]* blob);
----

== Description

Create a `OutBlobStreamBuf` using the specified `blob`, and set the location at which the next write operation will occur to `blob&hyphen;&gt;length()`&period; The behavior is undefined unless `blob` remains valid and externally unmodified for the lifetime of this `streambuf`&period;

== Parameters

[cols="1,4"]
|===
| Name| Description
| *blob*
| blob to hold and write to
|===


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