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# CameraFrameProvider.CameraFrameUpdates.Iterator

An asynchronous iterator that produces camera frame elements on an asynchronous sequence.

```
struct Iterator
```

## Topics

### Type methods

[`func next() async -> CameraFrameProvider.CameraFrameUpdates.Element?`](/documentation/ARKit/CameraFrameProvider/CameraFrameUpdates/Iterator/next())

Asynchronously advances to the next element and returns it, or ends the sequence if there’s no next element.

### Type aliases

[`typealias Element`](/documentation/ARKit/CameraFrameProvider/CameraFrameUpdates/Element)

The type of element produced by this asynchronous sequence of camera frame structures.

## Relationships

### Conforms To

[`AsyncIteratorProtocol`](/documentation/Swift/AsyncIteratorProtocol)

---

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