---
title: USDLayer.Path.Kind.mapperArgument
framework: usdkit
role: symbol
role_heading: Case
path: usdkit/usdlayer/path/kind-swift.enum/mapperargument
---

# USDLayer.Path.Kind.mapperArgument

Mapper-argument path. Legacy USD syntax retained for classifying paths parsed from older USDA data.

## Declaration

```swift
case mapperArgument
```