[#BloombergLP-bslstl-Function_InvokerUtil_IsFuncInvocable-05]
= xref:BloombergLP.adoc[BloombergLP]::xref:BloombergLP/bslstl.adoc[bslstl]::Function&lowbar;InvokerUtil&lowbar;IsFuncInvocable
:relfileprefix: ../../
:mrdocs:

forward declaration

== Synopsis

Declared in `&lt;bslstl&lowbar;function&lowbar;invokerutil&period;h&gt;`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
template&lt;
    class PROTOTYPE,
    class FUNC&gt;
struct Function&lowbar;InvokerUtil&lowbar;IsFuncInvocable;
----

== Specializations

[cols="1,4"]
|===
| Name| Description
| xref:BloombergLP/bslstl/Function_InvokerUtil_IsFuncInvocable-0e.adoc[`Function&lowbar;InvokerUtil&lowbar;IsFuncInvocable&lt;RET(ARGS&period;&period;&period;), FUNC&gt;`] 
| Boolean metafunction for invocability of `FUNC` with `RET` and `ARGS`&period;
|===


== Derived Classes

[cols="1,4"]
|===
| Name| Description
| xref:BloombergLP/bslstl/Function_InvokerUtil/IsFuncInvocable.adoc[`IsFuncInvocable`] 
| Boolean metafunction for invocability of `FUNC` under `PROTOTYPE`&period;
|===


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