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std::nullopt_t(3cxx) std::nullopt_t(3cxx)

NAME

std::nullopt_t - Tag type to disengage optional objects.

SYNOPSIS

Public Types


enum class _Construct { _Token }

Public Member Functions


constexpr nullopt_t (_Construct) noexcept

Detailed Description

Tag type to disengage optional objects.

Definition at line 68 of file optional.

Member Enumeration Documentation

enum class std::nullopt_t::_Construct [strong]

Definition at line 75 of file optional.

Constructor & Destructor Documentation

constexpr std::nullopt_t::nullopt_t (_Construct) [inline], [explicit], [constexpr], [noexcept]

Definition at line 78 of file optional.

Author

Generated automatically by Doxygen for libstdc++ from the source code.

Thu Feb 16 2023 libstdc++