std::experimental::nullopt(3) C++ Standard Libary std::experimental::nullopt(3) NAME std::experimental::nullopt - std::experimental::nullopt Synopsis Defined in header <experimental/optional> constexpr nullopt_t nullopt{/*unspecified*/}; (library fundamentals TS) std::experimental::nullopt is a constant of type std::experimental::nul- lopt_t that is used to indicate optional type with uninitialized state. See also nullopt_t indicator of optional type with uninitialized state (library fundamentals TS) (class) Category: * Noindexed pages http://cppreference.com 2024.06.10 std::experimental::nullopt(3)
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