---
title: languageConstraints
framework: naturallanguage
role: symbol
role_heading: Instance Property
path: naturallanguage/nllanguagerecognizer/languageconstraints
---

# languageConstraints

Limits the set of possible languages that the recognizer will return.

## Declaration

```swift
var languageConstraints: [NLLanguage] { get set }
```

## See Also

### Guiding the recognizer

- [languageHints](naturallanguage/nllanguagerecognizer/languagehints-7dwgv.md)