| Value | Meaning |
|---|---|
| available0 | \brief The entity is available. |
| deprecated_1 | \brief The entity is available, but has been deprecated (and its use is not recommended). |
| notAvailable2 | \brief The entity is not available; any use of it will be an error. |
| notAccessible3 | \brief The entity is available, but not accessible; any use of it will be an error. |
\brief Describes the availability of a particular entity, which indicates whether the use of this entity will result in a warning or error due to it being deprecated or unavailable.