---
title: "zoomOut(_:)"
framework: pdfkit
role: symbol
role_heading: Instance Method
path: "pdfkit/pdfview/zoomout(_:)"
---

# zoomOut(_:)

Zooms out by decreasing the scaling factor.

## Declaration

```swift
@IBAction func zoomOut(_ sender: Any?)
```

## Discussion

Discussion Each invocation of zoomOut divides the scaling factor by the square root of 2.

## See Also

### Zooming in a PDF View

- [zoomIn(_:)](pdfkit/pdfview/zoomin(_:).md)
- [canZoomIn](pdfkit/pdfview/canzoomin.md)
- [canZoomOut](pdfkit/pdfview/canzoomout.md)