Gets the highest-numbered document ID in an index.
- macOS 10.3+
- Core Services
A document ID object containing the highest-numbered document ID in the index.
Search Kit is thread-safe. You can use separate indexing and searching threads. Your application is responsible for ensuring that no more than one process is open at a time for writing to an index.
In versions of macOS prior to OS X v10.4, the return type for
CFIndex. The return type in macOS 10.4 and later is