[#BloombergLP-bslmf-InvokeResult_FunctorImp-06-checkLvalue-02]
= xref:BloombergLP.adoc[BloombergLP]::xref:BloombergLP/bslmf.adoc[bslmf]::xref:BloombergLP/bslmf/InvokeResult_FunctorImp-06.adoc[InvokeResult&lowbar;FunctorImp&lt;bslmf::VoidType&lt;decltype(InvokeResult&lowbar;ImpUtils&colon;&colon;myDeclval&lt;t&lowbar;FN&gt;()(
                    InvokeResult&lowbar;ImpUtils&colon;&colon;myDeclval&lt;t&lowbar;ARGTYPES&gt;()&period;&period;&period;))&gt;::type, t&lowbar;FN, t&lowbar;ARGTYPES&period;&period;&period;&gt;]::checkLvalue
:relfileprefix: ../../../
:mrdocs:

Return `bslmf&colon;&colon;Tag&lt;true&gt;()` if the first argument is an lvalue&period;

== Synopsis

Declared in `&lt;bslmf&lowbar;invokeresult&period;h&gt;`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
static
xref:BloombergLP/bslmf/Tag-0b.adoc[bslmf::Tag&lt;true&gt;]
checkLvalue(
    &sol;&ast; implementation-defined &ast;&sol;,
    int);
----


[.small]#Created with https://www.mrdocs.com[MrDocs]#
