---
title: "init(platformString:)"
framework: system
role: symbol
role_heading: Initializer
path: "system/filepath/root-swift.struct/init(platformstring:)-5j1fu"
---

# init(platformString:)

Creates a file path root by copying bytes from a null-terminated platform string.

## Declaration

```swift
init?(platformString: UnsafePointer<CInterop.PlatformChar>)
```

## Parameters

- `platformString`: A pointer to a null-terminated platform string.

## Discussion

Discussion Returns nil if platformString is empty or is not a root.