Returns a new custom attribute key with the specified name.
UIKit for Mac 13.0+Beta
The name of the custom attribute for use as a key in a CSSearchableItemAttributeSet. The key name must be a string that contains only ASCII characters and no punctuation other than the underscore (that is “_”). The prefix kMD is reserved.
A new custom attribute key.
To create custom attribute key names, it’s recommended that you use a reverse DNS format that includes your company name and does not include the period character (“.”). For example, a key name of the form com_mycompany_myapp_mykeyname works well.
A Boolean value that indicates if duplicate custom attribute values should be treated as the same value to save storage space.
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.