---
title: optional
framework: Compute Graph
role: symbol
role_heading: Type Property
platforms: [iOS 27.0+, iPadOS 27.0+, Mac Catalyst 27.0+, macOS 27.0+, tvOS 27.0+, visionOS 27.0+]
path: computegraph/computenodegraph/port/options/optional
---

# optional

The value of this port is optional (may be nil)

## Declaration

```swift
static let optional: ComputeNodeGraph.Port.Options
```