bsl::pair::operator std::tuple<PARAM_1&, decltype(std::ignore)&>

This overload of `template <class PARAM_1, class PARAM_2> operator std::tuple<PARAM_1&, PARAM_2&>()` is called when the (template parameter) PARAM_2 (second element's type) is the type of std::ignore.

Synopsis

Declared in <bslstl_pair.h>

template<
    class PARAM_1,
    class = void>
requires bsl::is_convertible<T1, PARAM_1>::value
operator std::tuple<PARAM_1&, decltype(std::ignore)&>() noexcept;

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