---
title: VNRecognizeTextRequestRevision1
framework: vision
role: symbol
role_heading: Global Variable
path: vision/vnrecognizetextrequestrevision1
---

# VNRecognizeTextRequestRevision1

A constant for specifying revision 1 of the text recognition request.

## Declaration

```swift
var VNRecognizeTextRequestRevision1: Int { get }
```

## See Also

### Identifying Request Revisions

- [VNRecognizeTextRequestRevision3](vision/vnrecognizetextrequestrevision3.md)
- [VNRecognizeTextRequestRevision2](vision/vnrecognizetextrequestrevision2.md)