bsl::Variant_VariantAlternativeImpl<0, t_HEAD, t_TAIL...>

This partial specialization is the base case of the recursion, reached when t_INDEX is 0; it provides the member typedef type equal to t_HEAD.

Synopsis

Declared in <bslstl_variant.h>

template<
    class t_HEAD,
    class... t_TAIL>
struct Variant_VariantAlternativeImpl<0, t_HEAD, t_TAIL...>;

Type Aliases

NameDescription
type Alias for the alternative type at index 0 (namely t_HEAD).