# init(aeDescNoCopy:) Initializes a newly allocated instance as a descriptor for the specified Carbon `AEDesc` structure. ``` init(aeDescNoCopy aeDesc: UnsafePointer) ``` ## Parameters `aeDesc` A pointer to the `AEDesc` structure to associate with the descriptor. ## Return Value An instance of `NSAppleEventDescriptor` that is associated with the structure pointed to by `aeDesc`, or `nil` if an error occurs. ## Discussion The initialized object takes responsibility for calling the `AEDisposeDesc` function on the `AEDesc` at object deallocation time. This is the designated initializer for this class. --- Copyright © 2026 Apple Inc. All rights reserved. | [Terms of Use](https://www.apple.com/legal/internet-services/terms/site.html) | [Privacy Policy](https://www.apple.com/privacy/privacy-policy)