[#BloombergLP-bslstl-Variant_OverloadSetImp-03-candidate]
= xref:BloombergLP.adoc[BloombergLP]::xref:BloombergLP/bslstl.adoc[bslstl]::xref:BloombergLP/bslstl/Variant_OverloadSetImp-03.adoc[Variant_OverloadSetImp<t_SRC, t_INDEX, t_HEAD>]::candidate
:relfileprefix: ../../../
:mrdocs:

Overload candidate selecting alternative `t_INDEX` for source type `t_SRC`.

== Synopsis

Declared in `<bslstl_variant.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
template<class t_DEST = t_HEAD>
static
xref:bsl/integral_constant-02.adoc[bsl::integral_constant<size_t, t_INDEX>]
candidate(t_HEAD)
requires Variant_ConvertsWithoutNarrowing<t_DEST, t_SRC>::value;
----


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