[#ArgsManager-GetBoolArg-0f]
= xref:ArgsManager.adoc[ArgsManager]::GetBoolArg
:relfileprefix: ../
:mrdocs:

Return boolean argument, or std::nullopt if it was not set.

== Synopsis

Declared in `<common/args.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
[[requires_capability(0x7f2e381adc28)]]
std::optional<bool>
GetBoolArg(std::string const& strArg) const;
----

== Return Value

The boolean value, or std::nullopt if unset.

== Parameters

[cols="1,4"]
|===
| Name| Description
| *strArg*
| Argument to get (e.g. "‐foo").
|===


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