---
title: extensionName
framework: avfoundation
role: symbol
role_heading: Instance Property
path: avfoundation/avmediaextensionproperties/extensionname
---

# extensionName

The name of the Media Extension.

## Declaration

```swift
var extensionName: String { get }
```

## Discussion

Discussion This value corresponds to the extension’s CFBundleDisplayName.

## See Also

### Inspecting the extension

- [containingBundleName](avfoundation/avmediaextensionproperties/containingbundlename.md)
- [extensionIdentifier](avfoundation/avmediaextensionproperties/extensionidentifier.md)
- [extensionURL](avfoundation/avmediaextensionproperties/extensionurl.md)
- [containingBundleURL](avfoundation/avmediaextensionproperties/containingbundleurl.md)