---
title: PredicateExpressions.NilLiteral
framework: foundation
role: symbol
role_heading: Structure
path: foundation/predicateexpressions/nilliteral
---

# PredicateExpressions.NilLiteral

## Declaration

```swift
struct NilLiteral<Wrapped>
```

## Topics

### Initializers

- [init()](foundation/predicateexpressions/nilliteral/init().md)

## Relationships

### Conforms To

- [Decodable](swift/decodable.md)
- [Encodable](swift/encodable.md)
- [PredicateExpression](foundation/predicateexpression.md)
- [Sendable](swift/sendable.md)
- [SendableMetatype](swift/sendablemetatype.md)
- [StandardPredicateExpression](foundation/standardpredicateexpression.md)