[#BloombergLP-balcl-CommandLineOptionsHandle-value-0d]
= xref:BloombergLP.adoc[BloombergLP]::xref:BloombergLP/balcl.adoc[balcl]::xref:BloombergLP/balcl/CommandLineOptionsHandle.adoc[CommandLineOptionsHandle]::value
:relfileprefix: ../../../
:mrdocs:

Return a `const` reference to the value (possibly in a null state) of the option at the specified `index` in this handle object.

== Synopsis

Declared in `<balcl_commandline.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
xref:BloombergLP/balcl/OptionValue.adoc[OptionValue] const&
value(std::size_t index) const;
----

== Description

The behavior is undefined unless `index < numOptions()`.

== Return Value

`const` reference to the value of the option at `index`

== Parameters

[cols="1,4"]
|===
| Name| Description
| *index*
| zero‐based option position
|===


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