---
title: BarcodeObservation.CompositeType.gs1TypeA
framework: vision
role: symbol
role_heading: Case
path: vision/barcodeobservation/compositetype/gs1typea
---

# BarcodeObservation.CompositeType.gs1TypeA

A type that represents trade items in bulk.

## Declaration

```swift
case gs1TypeA
```

## See Also

### Getting the composite types

- [BarcodeObservation.CompositeType.gs1TypeB](vision/barcodeobservation/compositetype/gs1typeb.md)
- [BarcodeObservation.CompositeType.gs1TypeC](vision/barcodeobservation/compositetype/gs1typec.md)
- [BarcodeObservation.CompositeType.linked](vision/barcodeobservation/compositetype/linked.md)