---
title: value
framework: Swift
role: symbol
role_heading: Instance Property
platforms: [iOS 27.0+, iPadOS 27.0+, Mac Catalyst 27.0+, macOS 27.0+, tvOS 27.0+, visionOS 27.0+, watchOS 27.0+]
path: swift/uniquebox/value
---

# value

Dereferences the unique box allowing for in-place reads and writes to the stored Value.

## Declaration

```swift
var value: Value { borrow mutate }
```