---
title: containerClassDescription
framework: foundation
role: symbol
role_heading: Instance Property
path: foundation/nsscriptobjectspecifier/containerclassdescription
---

# containerClassDescription

Sets the class description of the receiver’s container specifier to a given specifier.

## Declaration

```swift
var containerClassDescription: NSScriptClassDescription? { get set }
```

## Parameters

- `classDescription`: The class description of the receiver’s container specifier.

## See Also

### Getting, testing, and setting containers

- [containerIsObjectBeingTested](foundation/nsscriptobjectspecifier/containerisobjectbeingtested.md)
- [containerIsRangeContainerObject](foundation/nsscriptobjectspecifier/containerisrangecontainerobject.md)
- [container](foundation/nsscriptobjectspecifier/container.md)