---
title: volumeURLUserInfoKey
framework: appkit
role: symbol
role_heading: Type Property
path: appkit/nsworkspace/volumeurluserinfokey
---

# volumeURLUserInfoKey

A URL containing the mount path of the volume.

## Declaration

```swift
class let volumeURLUserInfoKey: String
```

## See Also

### Responding to Environment Notifications

- [willLaunchApplicationNotification](appkit/nsworkspace/willlaunchapplicationnotification.md)
- [didLaunchApplicationNotification](appkit/nsworkspace/didlaunchapplicationnotification.md)
- [didTerminateApplicationNotification](appkit/nsworkspace/didterminateapplicationnotification.md)
- [sessionDidBecomeActiveNotification](appkit/nsworkspace/sessiondidbecomeactivenotification.md)
- [sessionDidResignActiveNotification](appkit/nsworkspace/sessiondidresignactivenotification.md)
- [didHideApplicationNotification](appkit/nsworkspace/didhideapplicationnotification.md)
- [didUnhideApplicationNotification](appkit/nsworkspace/didunhideapplicationnotification.md)
- [didActivateApplicationNotification](appkit/nsworkspace/didactivateapplicationnotification.md)
- [didDeactivateApplicationNotification](appkit/nsworkspace/diddeactivateapplicationnotification.md)
- [didRenameVolumeNotification](appkit/nsworkspace/didrenamevolumenotification.md)
- [didMountNotification](appkit/nsworkspace/didmountnotification.md)
- [willUnmountNotification](appkit/nsworkspace/willunmountnotification.md)
- [didUnmountNotification](appkit/nsworkspace/didunmountnotification.md)
- [didChangeFileLabelsNotification](appkit/nsworkspace/didchangefilelabelsnotification.md)
- [activeSpaceDidChangeNotification](appkit/nsworkspace/activespacedidchangenotification.md)