---
title: AtomicOptionalRepresentation
framework: synchronization
role: symbol
role_heading: Associated Type
path: synchronization/atomicoptionalrepresentable/atomicoptionalrepresentation
---

# AtomicOptionalRepresentation

The storage representation type that encodes to and decodes from Optional<Self> which is a suitable type when used in atomic operations on Optional.

## Declaration

```swift
associatedtype AtomicOptionalRepresentation : BitwiseCopyable
```