[#BloombergLP-balcl-Option-2constructor-06]
= xref:BloombergLP.adoc[BloombergLP]::xref:BloombergLP/balcl.adoc[balcl]::xref:BloombergLP/balcl/Option.adoc[Option]::Option
:relfileprefix: ../../../
:mrdocs:

Create a default (empty) command&hyphen;line option using the specified `basicAllocator` to supply memory&period;

== Synopsis

Declared in `&lt;balcl&lowbar;option&period;h&gt;`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
explicit
Option(xref:BloombergLP/bslma/Allocator.adoc[bslma::Allocator]* basicAllocator);
----

== Parameters

[cols="1,4"]
|===
| Name| Description
| *basicAllocator*
| memory allocator&semi; null uses the default
|===


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