---
title: "init(forReadingFrom:device:error:)"
framework: metalperformanceshaders
role: symbol
role_heading: Initializer
path: "metalperformanceshaders/mpskeyedunarchiver/init(forreadingfrom:device:error:)"
---

# init(forReadingFrom:device:error:)

## Declaration

```swift
init(forReadingFrom data: Data, device: any MTLDevice, error: NSErrorPointer)
```