---
title: UIAccessibilityCustomAction.Handler
framework: uikit
role: symbol
role_heading: Type Alias
path: uikit/uiaccessibilitycustomaction/handler
---

# UIAccessibilityCustomAction.Handler

A closure type that defines a handler to perform for an action.

## Declaration

```swift
@MainActor typealias Handler = (UIAccessibilityCustomAction) -> Bool
```

## See Also

### Actions

- [UIAccessibilityAction](objectivec/uiaccessibilityaction.md)
- [UIAccessibilityCustomAction](uikit/uiaccessibilitycustomaction.md)
- [Delivering an exceptional accessibility experience](accessibility/delivering_an_exceptional_accessibility_experience.md)