---
title: Publishers.ContainsWhere.Output
framework: combine
role: symbol
role_heading: Type Alias
path: combine/publishers/containswhere/output
---

# Publishers.ContainsWhere.Output

The kind of values published by this publisher.

## Declaration

```swift
typealias Output = Bool
```

## Discussion

Discussion This publisher produces Boolean elements.

## See Also

### Declaring supporting types

- [Publishers.ContainsWhere.Failure](combine/publishers/containswhere/failure.md)