---
title: ReversedCollection.Index
framework: swift
role: symbol
role_heading: Structure
path: swift/reversedcollection/index
---

# ReversedCollection.Index

An index that traverses the same positions as an underlying index, with inverted traversal direction.

## Declaration

```swift
@frozen struct Index
```

## Topics

### Initializers

- [init(_:)](swift/reversedcollection/index/init(_:).md)

### Instance Properties

- [base](swift/reversedcollection/index/base.md)

### Default Implementations

- [Comparable Implementations](swift/reversedcollection/index/comparable-implementations.md)
- [Equatable Implementations](swift/reversedcollection/index/equatable-implementations.md)
- [Hashable Implementations](swift/reversedcollection/index/hashable-implementations.md)

## Relationships

### Conforms To

- [Comparable](swift/comparable.md)
- [Equatable](swift/equatable.md)
- [Escapable](swift/escapable.md)
- [Hashable](swift/hashable.md)
- [Sendable](swift/sendable.md)
- [SendableMetatype](swift/sendablemetatype.md)