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# NSAccessibility.NotificationUserInfoKey

The key in the user info dictionary for a notification.

```
struct NotificationUserInfoKey
```

## Topics

### Constants

[`static let announcement: NSAccessibility.NotificationUserInfoKey`](/documentation/AppKit/NSAccessibility-swift.struct/NotificationUserInfoKey/announcement)

The announcement as a localized string.

[`static let uiElements: NSAccessibility.NotificationUserInfoKey`](/documentation/AppKit/NSAccessibility-swift.struct/NotificationUserInfoKey/uiElements)

An array of elements for the notification.

[`static let priority: NSAccessibility.NotificationUserInfoKey`](/documentation/AppKit/NSAccessibility-swift.struct/NotificationUserInfoKey/priority)

A priority level that can help an assistive app determine how to handle the corresponding notification.

[`enum NSAccessibilityPriorityLevel`](/documentation/AppKit/NSAccessibilityPriorityLevel)

A data type for notification priority levels.

### Initializers

[`init(rawValue: String)`](/documentation/AppKit/NSAccessibility-swift.struct/NotificationUserInfoKey/init(rawValue:))

Returns a new notification object with a specified name and object.

## Relationships

### Conforms To

[`Sendable`](/documentation/Swift/Sendable)

[`RawRepresentable`](/documentation/Swift/RawRepresentable)

[`Equatable`](/documentation/Swift/Equatable)

[`Hashable`](/documentation/Swift/Hashable)

[`SendableMetatype`](/documentation/Swift/SendableMetatype)

---

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