---
title: assetIdentifier
framework: phase
role: symbol
role_heading: Instance Property
path: phase/phasesamplernodedefinition/assetidentifier
---

# assetIdentifier

The name of the audio this node plays.

## Declaration

```swift
var assetIdentifier: String { get }
```

## Discussion

Discussion This property refers to the registered identifier of the audio file. See registerSoundAsset(url:identifier:assetType:channelLayout:normalizationMode:).