---
title: boundingRegion
framework: vision
role: symbol
role_heading: Instance Property
path: vision/documentobservation/container/text-swift.struct/boundingregion
---

# boundingRegion

A polygon that defines the boundary of text.

## Declaration

```swift
var boundingRegion: NormalizedRegion { get }
```

## Parameters

- `boundingBox`: The bounding box of the object.

## See Also

### Inspecting the text

- [textAlignment](vision/documentobservation/container/text-swift.struct/textalignment.md)
- [DocumentObservation.Container.Text.Alignment](vision/documentobservation/container/text-swift.struct/alignment.md)