---
title: removeDuplicates()
framework: combine
role: symbol
role_heading: Instance Method
path: combine/publishers/sequence/removeduplicates()
---

# removeDuplicates()

## Declaration

```swift
func removeDuplicates() -> Publishers.Sequence<[Publishers.Sequence<Elements, Failure>.Output], Failure>
```

## See Also

### Filtering elements

- [filter(_:)](combine/publishers/sequence/filter(_:).md)
- [compactMap(_:)](combine/publishers/sequence/compactmap(_:).md)