---
title: argmax()
framework: tabulardata
role: symbol
role_heading: Instance Method
path: tabulardata/filledcolumn/argmax()
---

# argmax()

Returns the index of the element with the highest value.

## Declaration

```swift
func argmax() -> FilledColumn<Base>.Index?
```

## See Also

### Finding an Element Index

- [argmin()](tabulardata/filledcolumn/argmin().md)