An array of download objects representing the downloadable content associated with the transaction.
- iOS 6.0+
- macOS 10.8+
- Mac Catalyst 13.0+
- tvOS 9.0+
The contents of this property are undefined except when
transaction is set to
SKDownload objects stored in this property must be used to download the transaction’s content before the transaction is finished. After the transaction is finished, the download objects are no longer queueable.