Synopsis
Declared in header </boost/url/grammar/variant_rule.hpp#L117[boost/url/grammar/variant_rule.hpp,window=blank_]>
template<
class R0,
class... Rn>
constexpr
variant_rule_t<R0, Rn...>
variant_rule(
const R0& r0,
const Rn&... rn) noexcept;