[#BloombergLP-balb-ControlManager-printUsageHelper]
= xref:BloombergLP.adoc[BloombergLP]::xref:BloombergLP/balb.adoc[balb]::xref:BloombergLP/balb/ControlManager.adoc[ControlManager]::printUsageHelper
:relfileprefix: ../../../
:mrdocs:

Invoke `printUsage` passing the specified `*stream` and `preamble`.

== Synopsis

Declared in `<balb_controlmanager.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
void
printUsageHelper(
    std::ostream* stream,
    std::string_view const& preamble) const;
----

== Description

Suitable for binding using the bdlf::BindUtil package.

== Parameters

[cols="1,4"]
|===
| Name| Description
| *stream*
| output stream to which usage is printed
| *preamble*
| text printed before the command list
|===


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