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# Web History Dictionary Keys

The key for accessing the web history items stored in a notification’s user information dictionary.

## Discussion

This string is used as the key in the `userInfo` dictionary passed as the argument to the [`WebHistoryAllItemsRemovedNotification`](/documentation/WebKit/WebHistoryAllItemsRemovedNotification), [`WebHistoryItemsAddedNotification`](/documentation/WebKit/WebHistoryItemsAddedNotification), and [`WebHistoryItemsRemovedNotification`](/documentation/WebKit/WebHistoryItemsRemovedNotification) notifications.

## Topics

### Constants

[`let WebHistoryItemsKey: String`](/documentation/WebKit/WebHistoryItemsKey)

The key to access an array containing the added or removed web history items.


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