---
title: effect
framework: uikit
role: symbol
role_heading: Instance Property
path: uikit/uisymboleffectcompletioncontext-swift.struct/effect
---

# effect

The symbol effect that completed.

## Declaration

```swift
@MainActor var effect: any SymbolEffect { get }
```

## Discussion

Discussion For a symbol effect completion, this property may not be the same instance as the original effect. For a content transition completion, this property is nil.

## See Also

### Determining completion status

- [isFinished](uikit/uisymboleffectcompletioncontext-swift.struct/isfinished.md)
- [sender](uikit/uisymboleffectcompletioncontext-swift.struct/sender.md)