iox::cxx::in_place_index

helper struct to perform an emplacement at a predefined index in the constructor of a variant More...

#include <variant.hpp>

Public Attributes

	Name
constexpr uint64_t	value

Detailed Description

template <uint64_t N>
struct iox::cxx::in_place_index;

helper struct to perform an emplacement at a predefined index in the constructor of a variant

Parameters:

• N index where to perform the placement new

cxx::variant<int, float, int> someVariant(cxx::in_place_index<2>(), 42);

Public Attributes Documentation

variable value

static constexpr uint64_t value = N;

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Updated on 31 May 2022 at 15:29:15 CEST