---
title: columnNames
framework: createml
role: symbol
role_heading: Instance Property
path: createml/mldatatable/columnnames-swift.property
---

# columnNames

The names of the columns in the data table.

## Declaration

```swift
var columnNames: MLDataTable.ColumnNames { get }
```

## See Also

### Getting information about a data table’s columns

- [MLDataTable.ColumnNames](createml/mldatatable/columnnames-swift.struct.md)
- [columnTypes](createml/mldatatable/columntypes.md)