---
title: "MLTextClassifier.ModelParameters.ValidationData.dictionary(_:)"
framework: createml
role: symbol
role_heading: Case
path: "createml/mltextclassifier/modelparameters-swift.struct/validationdata-swift.enum/dictionary(_:)"
---

# MLTextClassifier.ModelParameters.ValidationData.dictionary(_:)

Sets the validation data from the provided dictionary.

## Declaration

```swift
case dictionary([String : [String]])
```

## See Also

### Specifying validation data

- [MLTextClassifier.ModelParameters.ValidationData.split(strategy:)](createml/mltextclassifier/modelparameters-swift.struct/validationdata-swift.enum/split(strategy:).md)
- [MLTextClassifier.ModelParameters.ValidationData.table(_:textColumn:labelColumn:)](createml/mltextclassifier/modelparameters-swift.struct/validationdata-swift.enum/table(_:textcolumn:labelcolumn:).md)
- [MLTextClassifier.ModelParameters.ValidationData.dataFrame(_:textColumn:labelColumn:)](createml/mltextclassifier/modelparameters-swift.struct/validationdata-swift.enum/dataframe(_:textcolumn:labelcolumn:).md)
- [MLTextClassifier.ModelParameters.ValidationData.dataSource(_:)](createml/mltextclassifier/modelparameters-swift.struct/validationdata-swift.enum/datasource(_:).md)
- [MLTextClassifier.ModelParameters.ValidationData.none](createml/mltextclassifier/modelparameters-swift.struct/validationdata-swift.enum/none.md)