---
title: IODispatchBlock
framework: driverkit
role: symbol
role_heading: Type Alias
path: driverkit/iodispatchblock
---

# IODispatchBlock

A block to execute on a dispatch queue.

## Declaration

```occ
typedef void (^)(void) IODispatchBlock;
```

## See Also

### Executing a Task Asynchronously

- [DispatchAsync](driverkit/iodispatchqueue/dispatchasync.md)
- [DispatchAsync_f](driverkit/iodispatchqueue/dispatchasync_f.md)
- [IODispatchFunction](driverkit/iodispatchfunction.md)