---
title: "init(wrappedValue:_:_:_:)"
framework: appkit
role: symbol
role_heading: Initializer
path: "appkit/nsview/invalidating/init(wrappedvalue:_:_:_:)"
---

# init(wrappedValue:_:_:_:)

Creates a property wrapper that notifies the system when a change in the property value invalidates aspects of the containing view.

## Declaration

```swift
init<InvalidationType1, InvalidationType2, InvalidationType3>(wrappedValue: Value, _ invalidation1: InvalidationType1, _ invalidation2: InvalidationType2, _ invalidation3: InvalidationType3) where InvalidationType == NSView.Invalidations.Tuple<NSView.Invalidations.Tuple<InvalidationType1, InvalidationType2>, InvalidationType3>, InvalidationType1 : NSViewInvalidating, InvalidationType2 : NSViewInvalidating, InvalidationType3 : NSViewInvalidating
```

## Parameters

- `wrappedValue`: The underlying value referenced by the invalidating variable.
- `invalidation1`: A type of invalidation.
- `invalidation2`: A type of invalidation.
- `invalidation3`: A type of invalidation.

## See Also

### Creating an Invalidating Property Wrapper

- [init(wrappedValue:_:)](appkit/nsview/invalidating/init(wrappedvalue:_:).md)
- [init(wrappedValue:_:_:)](appkit/nsview/invalidating/init(wrappedvalue:_:_:).md)
- [init(wrappedValue:_:_:_:_:)](appkit/nsview/invalidating/init(wrappedvalue:_:_:_:_:).md)
- [init(wrappedValue:_:_:_:_:_:)](appkit/nsview/invalidating/init(wrappedvalue:_:_:_:_:_:).md)
- [init(wrappedValue:_:_:_:_:_:_:)](appkit/nsview/invalidating/init(wrappedvalue:_:_:_:_:_:_:).md)
- [init(wrappedValue:_:_:_:_:_:_:_:)](appkit/nsview/invalidating/init(wrappedvalue:_:_:_:_:_:_:_:).md)
- [init(wrappedValue:_:_:_:_:_:_:_:_:)](appkit/nsview/invalidating/init(wrappedvalue:_:_:_:_:_:_:_:_:).md)
- [init(wrappedValue:_:_:_:_:_:_:_:_:_:)](appkit/nsview/invalidating/init(wrappedvalue:_:_:_:_:_:_:_:_:_:).md)
- [init(wrappedValue:_:_:_:_:_:_:_:_:_:_:)](appkit/nsview/invalidating/init(wrappedvalue:_:_:_:_:_:_:_:_:_:_:).md)