【SwiftUI】Previewを端末指定する

# iPad (8th generation)
```swift
struct ContentView_Previews: PreviewProvider {
    static var previews: some View {
        ContentView()
            .previewDevice(PreviewDevice(rawValue: "iPad (8th generation)"))
    }
}
```

# iPad (9th generation)
```swift
struct ContentView_Previews: PreviewProvider {
    static var previews: some View {
        ContentView()
            .previewDevice(PreviewDevice(rawValue: "iPad (8th generation)"))
    }
}
```

# iPad Air (4th generation)
```swift
struct ContentView_Previews: PreviewProvider {
    static var previews: some View {
        ContentView()
            .previewDevice(PreviewDevice(rawValue: "iPad Air (4th generation)"))
    }
}
```

# iPad Air (5th generation)
```swift
struct ContentView_Previews: PreviewProvider {
    static var previews: some View {
        ContentView()
            .previewDevice(PreviewDevice(rawValue: "iPad Air (5th generation)"))
    }
}
```

# iPad Pro (9.7-inch)
```swift
struct ContentView_Previews: PreviewProvider {
    static var previews: some View {
        ContentView()
            .previewDevice(PreviewDevice(rawValue: "iPad Air (5th generation)"))
    }
}
```

# iPad Pro (11-inch) (2th generation)
```swift
struct ContentView_Previews: PreviewProvider {
    static var previews: some View {
        ContentView()
            .previewDevice(PreviewDevice(rawValue: "iPad Pro (11-inch) (2th generation)"))
    }
}
```

# iPad Pro (11-inch) (3th generation)
```swift
struct ContentView_Previews: PreviewProvider {
    static var previews: some View {
        ContentView()
            .previewDevice(PreviewDevice(rawValue: "iPad Pro (11-inch) (3th generation)"))
    }
}
```

# iPad Pro (12.9-inch) (4th generation)
```swift
struct ContentView_Previews: PreviewProvider {
    static var previews: some View {
        ContentView()
            .previewDevice(PreviewDevice(rawValue: "iPad Pro (12.9-inch) (4th generation)"))
    }
}
```

# iPad Pro (12.9-inch) (5th generation)
```swift
struct ContentView_Previews: PreviewProvider {
    static var previews: some View {
        ContentView()
            .previewDevice(PreviewDevice(rawValue: "iPad Pro (12.9-inch) (5th generation)"))
    }
}
```

# iPad mini (6th generation)
```swift
struct ContentView_Previews: PreviewProvider {
    static var previews: some View {
        ContentView()
            .previewDevice(PreviewDevice(rawValue: "iPad mini (6th generation)"))
    }
}
```

# iPhone 8
```swift
struct ContentView_Previews: PreviewProvider {
    static var previews: some View {
        ContentView()
            .previewDevice(PreviewDevice(rawValue: "iPhone 8"))
    }
}
```

# iPhone 8 Plus
```swift
struct ContentView_Previews: PreviewProvider {
    static var previews: some View {
        ContentView()
            .previewDevice(PreviewDevice(rawValue: "iPhone 8 Plus"))
    }
}
```

# iPhone 11
```swift
struct ContentView_Previews: PreviewProvider {
    static var previews: some View {
        ContentView()
            .previewDevice(PreviewDevice(rawValue: "iPhone 11"))
    }
}
```

# iPhone 11 Pro
```swift
struct ContentView_Previews: PreviewProvider {
    static var previews: some View {
        ContentView()
            .previewDevice(PreviewDevice(rawValue: "iPhone 11 Pro"))
    }
}
```

# iPhone 11 Pro Max
```swift
struct ContentView_Previews: PreviewProvider {
    static var previews: some View {
        ContentView()
            .previewDevice(PreviewDevice(rawValue: "iPhone 11 Pro Max"))
    }
}
```

# iPhone 12
```swift
struct ContentView_Previews: PreviewProvider {
    static var previews: some View {
        ContentView()
            .previewDevice(PreviewDevice(rawValue: "iPhone 12"))
    }
}
```

# iPhone 12 Pro
```swift
struct ContentView_Previews: PreviewProvider {
    static var previews: some View {
        ContentView()
            .previewDevice(PreviewDevice(rawValue: "iPhone 12 Pro"))
    }
}
```

# iPhone 12 Pro Max
```swift
struct ContentView_Previews: PreviewProvider {
    static var previews: some View {
        ContentView()
            .previewDevice(PreviewDevice(rawValue: "iPhone 12 Pro Max"))
    }
}
```

# iPhone 12 mini
```swift
struct ContentView_Previews: PreviewProvider {
    static var previews: some View {
        ContentView()
            .previewDevice(PreviewDevice(rawValue: "iPhone 12 mini"))
    }
}
```

# iPhone 13
```swift
struct ContentView_Previews: PreviewProvider {
    static var previews: some View {
        ContentView()
            .previewDevice(PreviewDevice(rawValue: "iPhone 13"))
    }
}
```

# iPhone 13 Pro
```swift
struct ContentView_Previews: PreviewProvider {
    static var previews: some View {
        ContentView()
            .previewDevice(PreviewDevice(rawValue: "iPhone 13 Pro"))
    }
}
```

# iPhone 13 Pro Max
```swift
struct ContentView_Previews: PreviewProvider {
    static var previews: some View {
        ContentView()
            .previewDevice(PreviewDevice(rawValue: "iPhone 13 Pro Max"))
    }
}
```

# iPhone 13 mini
```swift
struct ContentView_Previews: PreviewProvider {
    static var previews: some View {
        ContentView()
            .previewDevice(PreviewDevice(rawValue: "iPhone 13 mini"))
    }
}
```

# iPhone SE (2th generation)
```swift
struct ContentView_Previews: PreviewProvider {
    static var previews: some View {
        ContentView()
            .previewDevice(PreviewDevice(rawValue: "iPhone SE (2th generation)"))
    }
}
```

# iPhone SE (3th generation)
```swift
struct ContentView_Previews: PreviewProvider {
    static var previews: some View {
        ContentView()
            .previewDevice(PreviewDevice(rawValue: "iPhone SE (3th generation)"))
    }
}
```

# iPod touch (7th generation)
```swift
struct ContentView_Previews: PreviewProvider {
    static var previews: some View {
        ContentView()
            .previewDevice(PreviewDevice(rawValue: "iPod touch (7th generation)"))
    }
}
```

# iPod touch (7th generation)
```swift
struct ContentView_Previews: PreviewProvider {
    static var previews: some View {
        ContentView()
            .previewDevice(PreviewDevice(rawValue: "iPod touch (7th generation)"))
    }
}
```