---
title: lowDiskSpace
framework: foundation
role: symbol
role_heading: Type Property
path: foundation/notificationcenter/messageidentifier/lowdiskspace
---

# lowDiskSpace

An identifier for a message about the available disk space getting low.

## Declaration

```swift
static var lowDiskSpace: NotificationCenter.BaseMessageIdentifier<NSBundleResourceRequest.LowDiskSpaceMessage> { get }
```

## Discussion

Discussion Use this identifier with NotificationCenter’s addObserver(of:for:using:) or messages(of:for:bufferSize:) methods to observe messages of type NSBundleResourceRequest.LowDiskSpaceMessage.