---
title: summary()
framework: tabulardata
role: symbol
role_heading: Instance Method
path: tabulardata/dataframe/slice/summary()
---

# summary()

Generates a data frame that summarizes the columns of the data frame slice.

## Declaration

```swift
func summary() -> DataFrame
```

## See Also

### Summarizing a Slice

- [summary(of:)](tabulardata/dataframe/slice/summary(of:).md)
- [summary(ofColumns:)](tabulardata/dataframe/slice/summary(ofcolumns:).md)
- [SummaryColumnIDs](tabulardata/summarycolumnids.md)