[#ScopedDataStreamUsage-2constructor-0f]
= xref:ScopedDataStreamUsage.adoc[ScopedDataStreamUsage]::ScopedDataStreamUsage
:relfileprefix: ../
:mrdocs:

Take a reference to a stream that must be empty, asserting emptiness on entry.

== Synopsis

Declared in `<streams.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
explicit
ScopedDataStreamUsage(xref:DataStream.adoc[DataStream]& stream);
----

== Parameters

[cols="1,4"]
|===
| Name| Description
| *stream*
| Stream to guard; must be empty and is cleared on destruction.
|===


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