---
title: "null"
framework: foundation
role: symbol
role_heading: Type Method
path: foundation/nsnull/null
---

# null

Returns the singleton instance of NSNull.

## Declaration

```occ
+ (NSNull *) null;
```

## Return Value

Return Value The singleton instance of NSNull. Equal to kCFNull.

## See Also

### Related Documentation

- [Number and Value Programming Topics](apple-archive/documentation/Cocoa/Conceptual/NumbersandValues.md)