---
title: "modifier(active:identity:)"
framework: swiftui
role: symbol
role_heading: Type Method
path: "swiftui/anytransition/modifier(active:identity:)"
---

# modifier(active:identity:)

Returns a transition defined between an active modifier and an identity modifier.

## Declaration

```swift
static func modifier<E>(active: E, identity: E) -> AnyTransition where E : ViewModifier
```

## See Also

### Creating a custom transition

- [init(_:)](swiftui/anytransition/init(_:).md)