---
title: keyToCharTableSize
framework: coreservices
role: symbol
role_heading: Instance Property
path: coreservices/uckeytochartableindex/1390382-keytochartablesize
---

# keyToCharTableSize

An unsigned 16-bit integer specifying the number of virtual key codes supported by this resource; for ADB keyboards this is 128 (with virtual key codes ranging from 0 to 127).

## Declaration

```swift
var keyToCharTableSize: UInt16
```