---
title: ShaderGraph.NodeKey
framework: realitykit
role: symbol
role_heading: Type Alias
platforms: [iOS 27.0+, iPadOS 27.0+, tvOS 27.0+, visionOS 27.0+]
path: realitykit/shadergraph/nodekey
---

# ShaderGraph.NodeKey

## Declaration

```swift
typealias NodeKey = String
```