[#DataStream-2constructor-031]
= xref:DataStream.adoc[DataStream]::DataStream
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Constructors

== Synopses

Declared in `<streams.h>`

Construct an empty stream.


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constexpr
explicit
xref:DataStream/2constructor-0a.adoc[DataStream]() = default;
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Construct a stream initialized from a span of unsigned bytes.


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explicit
xref:DataStream/2constructor-035.adoc[DataStream](std::span<uint8_t const> sp);
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[.small]#xref:DataStream/2constructor-035.adoc[_» more..._]#

Construct a stream initialized from a span of stored elements.


[source,cpp,subs="verbatim,replacements,macros,-callouts"]
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explicit
xref:DataStream/2constructor-0d.adoc[DataStream](std::span<value_type const> sp);
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== Parameters

[cols="1,4"]
|===
| Name| Description
| *sp*
| Bytes copied into the stream as its initial contents.
|===


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