---
title: "evaluation(on:)"
framework: createml
role: symbol
role_heading: Instance Method
path: "createml/mltextclassifier/evaluation(on:)"
---

# evaluation(on:)

Computes evaluation metrics.

## Declaration

```swift
func evaluation(on labeledTexts: MLTextClassifier.DataSource) -> MLClassifierMetrics
```

## Parameters

- `labeledTexts`: A data source of labeled texts to evaluate.

## Return Value

Return Value Classifier metrics.

## See Also

### Evaluating a text classifier

- [evaluation(on:textColumn:labelColumn:)](createml/mltextclassifier/evaluation(on:textcolumn:labelcolumn:).md)
- [trainingMetrics](createml/mltextclassifier/trainingmetrics.md)
- [validationMetrics](createml/mltextclassifier/validationmetrics.md)