[#BloombergLP-bslmf-InvokeResult_MemPtrArgQualifiers-02-checkVolatile-08]
= xref:BloombergLP.adoc[BloombergLP]::xref:BloombergLP/bslmf.adoc[bslmf]::xref:BloombergLP/bslmf/InvokeResult_MemPtrArgQualifiers-02.adoc[InvokeResult_MemPtrArgQualifiers<t_MEMOF_CLASS, t_ARG_TYPE, false>]::checkVolatile
:relfileprefix: ../../../
:mrdocs:

Return `bslmf::Tag<true>()` if the argument is `volatile`‐qualified.

== Synopsis

Declared in `<bslmf_invokeresult.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
template<class t_TP>
static
xref:BloombergLP/bslmf/Tag-0b.adoc[bslmf::Tag<true>]
checkVolatile(t_TP volatile&);
----


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