BloombergLP::bslstl::xref:BloombergLP/bslstl/Variant_OverloadHelper-0d.adoc[Variant_OverloadHelper<t_SRC, bsl::variant<t_HEAD, t_TAIL...>, bsl::void_t<decltype(Variant_OverloadSetImp<t_SRC, 0, t_HEAD, t

Index constant equal to the index of the alternative selected by overload resolution among the candidate functions.

Synopsis

Declared in <bslstl_variant.h>

typedef decltype(Variant_OverloadSetImp<t_SRC, 0, t_HEAD, t_TAIL...>::candidate(
            std::declval<t_SRC>())) Index;

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