---
title: processIdentifier
framework: foundation
role: symbol
role_heading: Instance Property
path: foundation/processinfo/processidentifier
---

# processIdentifier

The identifier of the process (often called process ID).

## Declaration

```swift
var processIdentifier: Int32 { get }
```

## See Also

### Accessing process information

- [arguments](foundation/processinfo/arguments.md)
- [environment](foundation/processinfo/environment.md)
- [globallyUniqueString](foundation/processinfo/globallyuniquestring.md)
- [isMacCatalystApp](foundation/processinfo/ismaccatalystapp.md)
- [isiOSAppOnMac](foundation/processinfo/isiosapponmac.md)
- [isiOSAppOnVision](foundation/processinfo/isiosapponvision.md)
- [processName](foundation/processinfo/processname.md)