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

Constructors

== Synopses

Declared in `<util/subprocess.h>`

Constructs an empty buffer.


[source,cpp,subs="verbatim,replacements,macros,-callouts"]
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constexpr
xref:subprocess/Buffer/2constructor-05.adoc[Buffer]() = default;
----

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Constructs a buffer with the given initial storage capacity.


[source,cpp,subs="verbatim,replacements,macros,-callouts"]
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explicit
xref:subprocess/Buffer/2constructor-0c.adoc[Buffer](size_t cap);
----

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== Parameters

[cols="1,4"]
|===
| Name| Description
| *cap*
| Number of bytes to reserve in the underlying vector.
|===


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