---
title: CommandChain
framework: DriverKit
role: symbol
role_heading: Instance Method
platforms: [DriverKit, iOS, iPadOS, macOS]
path: driverkit/iocommand/3758238-commandchain
---

# CommandChain

## Declaration

```occ
queue_chain_t * CommandChain();
```

## Return Value

Queue chain structure used to queue commands.

## Discussion

Accessor to queue chain structure used to queue commands.