Corrade/Containers/Optional.h file

Class Corrade::Containers::Optional, tag type Corrade::Containers::NullOptT, tag Corrade::Containers::NullOpt, function Corrade::Containers::optional()

Namespaces

namespace Corrade

Root namespace.

namespace Corrade::Containers

Container implementations.

Classes

struct Corrade::Containers::NullOptT

Null optional initialization tag type.

template<class T>

class Corrade::Containers::Optional

Lightweight optional value.

Functions

template<class T>

auto optional(T&& value) -> Optional<typename std::decay<T>::type>

Make an optional.

template<class T, class ... Args>

auto optional(Args && ... args) -> Optional<T>

Make an optional.

template<class T>

auto optional(T&& other) -> auto

Make an optional from external representation.

Variables

NullOptT NullOpt constexpr

Null optional initialization tag.