For an application purchased from the App Store, use this application bundle property to locate the receipt. This property makes no guarantee about whether there is a file at the URL—only that if a receipt is present, that is its location.
The full pathname of the bundle’s subdirectory containing shared support files.
This documentation contains preliminary information about an API or technology in development. This information is subject to change, and software implemented according to this documentation should be tested with final operating system software.