---
title: size
framework: avfoundation
role: symbol
role_heading: Instance Property
path: avfoundation/avmutablecaptionregion/size
---

# size

The height and width of the region.

## Declaration

```swift
var size: AVCaptionSize { get set }
```

## See Also

### Configuring the region

- [origin](avfoundation/avmutablecaptionregion/origin.md)
- [displayAlignment](avfoundation/avmutablecaptionregion/displayalignment.md)
- [scroll](avfoundation/avmutablecaptionregion/scroll.md)
- [writingMode](avfoundation/avmutablecaptionregion/writingmode.md)