---
title: functionName
framework: metal
role: symbol
role_heading: Instance Property
path: metal/mtlfunctionlogdebuglocation/functionname
---

# functionName

The name of the shader function.

## Declaration

```swift
var functionName: String? { get }
```

## See Also

### Inspecting the location details

- [url](metal/mtlfunctionlogdebuglocation/url.md)
- [line](metal/mtlfunctionlogdebuglocation/line.md)
- [column](metal/mtlfunctionlogdebuglocation/column.md)