---
title: verticalLineScroll
framework: appkit
role: symbol
role_heading: Instance Property
path: appkit/nsscrollview/verticallinescroll
---

# verticalLineScroll

The scroll view’s vertical line by line scroll amount.

## Declaration

```swift
var verticalLineScroll: CGFloat { get set }
```

## Discussion

Discussion The value of this property is the amount by which the scroll view scrolls itself vertically when scrolling line by line, expressed in the content view’s coordinate system. This value is used when the user clicks the scroll arrows on the vertical scroll bar without holding down a modifier key.

## See Also

### Setting Scrolling Behavior

- [lineScroll](appkit/nsscrollview/linescroll.md)
- [horizontalLineScroll](appkit/nsscrollview/horizontallinescroll.md)
- [pageScroll](appkit/nsscrollview/pagescroll.md)
- [horizontalPageScroll](appkit/nsscrollview/horizontalpagescroll.md)
- [verticalPageScroll](appkit/nsscrollview/verticalpagescroll.md)
- [scrollsDynamically](appkit/nsscrollview/scrollsdynamically.md)
- [scrollWheel(with:)](appkit/nsscrollview/scrollwheel(with:).md)