---
title: version
framework: cfnetwork
role: symbol
role_heading: Instance Property
path: cfnetwork/cfhostclientcontext/version
---

# version

The version number of the structure type passed as a parameter to the host client function. The only valid version number is 0.

## Declaration

```swift
var version: CFIndex
```

## See Also

### Instance Properties

- [copyDescription](cfnetwork/cfhostclientcontext/copydescription.md)
- [info](cfnetwork/cfhostclientcontext/info.md)
- [release](cfnetwork/cfhostclientcontext/release.md)
- [retain](cfnetwork/cfhostclientcontext/retain.md)