optional.hpp File Reference

Description

Provides std::optional-related polyfills for library API usage.

Note

The API and ABI compatibility of this polyfill is determined by polyfill build configuration variables and the BSONCXX_POLY_USE_* macros provided by bsoncxx/v1/config/config.hpp.

See also

• Choosing a C++17 Polyfill

Go to the source code of this file.

Classes
class	bsoncxx::v1::stdx::optional< T >
	A polyfill for std::optional<T>. More...

Namespaces
namespace	bsoncxx
	The top-level namespace within which all bsoncxx library entities are declared.
namespace	bsoncxx::v1
	Declares entities whose ABI stability is guaranteed for documented symbols.
namespace	bsoncxx::v1::stdx
	Declares C++17 standard library polyfills.