variant.hpp(3) Library Functions Manual variant.hpp(3)

# [NAME](#NAME)

variant.hpp - Support for std::variant.

# [SYNOPSIS](#SYNOPSIS)

#include 'cereal/cereal.hpp'  
#include <variant>  
#include <cstdint>

## [Classes](#Classes)

struct **cereal::variant\_detail::variant\_save\_visitor< Archive >**

## [Functions](#Functions)

template<int N, class Variant, class Archive> std::enable\_if< N==std::variant\_size\_v< Variant >, void >::type **cereal::variant\_detail::load\_variant** (Archive &, int, Variant &)  
template<class Archive, typename VariantType1, typename... VariantTypes> void **cereal::CEREAL\_SAVE\_FUNCTION\_NAME** (Archive &ar, std::variant< VariantType1, VariantTypes... > const &variant)  
Saving for std::variant. template<class Archive, typename... VariantTypes> void **cereal::CEREAL\_LOAD\_FUNCTION\_NAME** (Archive &ar, std::variant< VariantTypes... > &variant)  
Loading for std::variant. template<class Archive> void **cereal::CEREAL\_SERIALIZE\_FUNCTION\_NAME** (Archive &, std::monostate const &)  
Serializing a std::monostate.

# [Detailed Description](#Detailed_Description)

Support for std::variant.

# [Author](#Author)

Generated automatically by Doxygen for cereal from the source code.

Sat Aug 29 2026 00:42:30 cereal

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Document: variant.hpp(3) from cereal 1.3.2-r5 (Chainguard OS)
Source: https://github.com/USCiLab/cereal