---
title: delegate
framework: foundation
role: symbol
role_heading: Instance Property
path: foundation/nscache/delegate
---

# delegate

The cache’s delegate.

## Declaration

```swift
unowned(unsafe) var delegate: (any NSCacheDelegate)? { get set }
```

## Discussion

Discussion The delegate must adopt the NSCacheDelegate protocol.

## See Also

### Managing the Delegate

- [NSCacheDelegate](foundation/nscachedelegate.md)