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# sorted(on:order:)

Generates a data frame by copying the data frame’s rows and then sorting the rows according to a column
that you select by its name.

```
func sorted(on columnName: String, order: Order = .ascending) -> DataFrame
```

## Parameters

`columnName`

The name of a column.

`order`

A sorting order.

## Discussion

This is a convenience method that only works for columns of the following types:

- <doc://com.apple.documentation/documentation/Swift/Bool>
- <doc://com.apple.documentation/documentation/Swift/Int>
- <doc://com.apple.documentation/documentation/Swift/Float>
- <doc://com.apple.documentation/documentation/Swift/Double>
- <doc://com.apple.documentation/documentation/Foundation/Date>

> Note: Elements with a value of `nil` are less than all non-`nil` values.

---

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