[#BloombergLP-ball-LoggerManager-visitCategories-08]
= xref:BloombergLP.adoc[BloombergLP]::xref:BloombergLP/ball.adoc[ball]::xref:BloombergLP/ball/LoggerManager.adoc[LoggerManager]::visitCategories
:relfileprefix: ../../../
:mrdocs:

Visit each managed category with modifiable access via `visitor`.

== Synopsis

Declared in `<ball_loggermanager.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
template<class t_CATEGORY_VISITOR>
void
visitCategories(t_CATEGORY_VISITOR const& visitor);
----

== Description

Invoke the specified `visitor` functor on each category managed by this object, providing that functor modifiable access to each category. `visitor` must be a functor that can be called as if it had the following signature: ` void operator()(Category *); `

== Parameters

[cols="1,4"]
|===
| Name| Description
| *visitor*
| functor invoked for each managed category
|===


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