---
title: "subscript(_:)"
framework: avfoundation
role: symbol
role_heading: Instance Subscript
path: "avfoundation/avcapturesynchronizeddatacollection/subscript(_:)"
---

# subscript(_:)

Returns data captured by the specified capture output, using subscript syntax.

## Declaration

```swift
subscript(key: AVCaptureOutput) -> AVCaptureSynchronizedData? { get }
```

## Parameters

- `key`: The capture output for which to retrieve data.

## Return Value

Return Value A synchronized data object corresponding to the specified capture output.

## Discussion

Discussion This call is equivalent to the synchronizedData(for:) method, but allows subscript syntax.

## See Also

### Accessing synchronized data

- [count](avfoundation/avcapturesynchronizeddatacollection/count.md)
- [synchronizedData(for:)](avfoundation/avcapturesynchronizeddatacollection/synchronizeddata(for:).md)