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

# Publishers.FlatMap.Output

The kind of values published by this publisher.

## Declaration

```swift
typealias Output = NewPublisher.Output
```

## Discussion

Discussion This publisher uses the output type declared by the new publisher.

## See Also

### Declaring supporting types

- [Publishers.FlatMap.Failure](combine/publishers/flatmap/failure.md)