Returns a Boolean indicating that the first Uniform Type Identifier (UTI) conforms to the second UTI.
- macOS 10.5+
A string containing the UTI that should conform to
A string containing a UTI.
first conforms to the UTI hierarchy of
Use this method instead of comparing UTIs for equality. See Uniform Type Identifiers Overview for information about UTI conformance.
This method will always return
YES if the two strings are equal. Use this method with other type names, including those in the
CFBundle keys of your app's
You can safely call this method from any thread of your app.