---
title: Action Parameter Key
framework: uikit
role: collectionGroup
role_heading: API Collection
path: uikit/action-parameter-key
---

# Action Parameter Key

Key to include among the parameters of the action.

## Topics

### Constants

- [UIUserNotificationTextInputActionButtonTitleKey](uikit/uiusernotificationtextinputactionbuttontitlekey.md)

## See Also

### Constants

- [UIUserNotificationActivationMode](uikit/uiusernotificationactivationmode.md)
- [UIUserNotificationActionBehavior](uikit/uiusernotificationactionbehavior.md)
- [Behavior Key](uikit/behavior-key.md)