Creates a Core Graphics PDF document using data specified by a URL.
- iOS 2.0+
- macOS 10.0+
- Mac Catalyst 13.0+Beta
- tvOS 9.0+
- watchOS 2.0+
- Core Graphics
The URL address at which the PDF document data is located.
A new Core Graphics PDF document, or
NULL if a document could not be created. You are responsible for releasing the object using
Distributing individual pages of a PDF document to separate threads is not supported. If you want to use threads, consider creating a separate document for each thread and operating on a block of pages per thread.