---
title: charSizeVerticalBorderBottom
framework: IOKit
role: symbol
role_heading: Instance Property
platforms: [Mac Catalyst 13.0+, macOS 10.15+]
path: iokit/iodisplaytimingrangev1/3131314-charsizeverticalborderbottom
---

# charSizeVerticalBorderBottom

## Declaration

```occ
UInt8 charSizeVerticalBorderBottom;
```