---
title: isInitializingOrExiting
framework: Core Audio
role: symbol
role_heading: Instance Property
platforms: [macOS 15.0+]
path: coreaudio/audiohardwaresystem/isinitializingorexiting
---

# isInitializingOrExiting

A Bool where true indicates the HAL is either in the midst of initializing or in the midst of exiting the process.

## Declaration

```swift
var isInitializingOrExiting: Bool { get throws }
```