---
title: kMDAttributeDisplayValues
framework: coreservices
role: symbol
role_heading: Global Variable
path: coreservices/kmdattributedisplayvalues
---

# kMDAttributeDisplayValues

An array of strings containing the availabledisplay metadata attribute keys, or NULL ifthe type is not known by the system.

## Declaration

```swift
let kMDAttributeDisplayValues: CFString!
```