---
title: appleITTLeft
framework: avfoundation
role: symbol
role_heading: Type Property
path: avfoundation/avcaptionregion/appleittleft
---

# appleITTLeft

The left region for iTT format captions.

## Declaration

```swift
class var appleITTLeft: AVCaptionRegion { get }
```

## Discussion

Discussion This region occupies the left 15% of the display area, and it uses a TBRL layout where a line progresses from top to bottom and the block extends from right to left. Lines are left justified.

## See Also

### Accessing defined regions

- [appleITTTop](avfoundation/avcaptionregion/appleitttop.md)
- [appleITTBottom](avfoundation/avcaptionregion/appleittbottom.md)
- [appleITTRight](avfoundation/avcaptionregion/appleittright.md)
- [subRipTextBottom](avfoundation/avcaptionregion/subriptextbottom.md)