Creates a PDF by following a set of drawing instructions and saves it to a specified URL.
- iOS 10.0+
- Mac Catalyst 13.0+
- tvOS 10.0+
YES if the PDF has been saved successfully,
You provide a set of drawing instructions as the block argument to this method, and the method attempts to write the resulting PDF to the supplied URL.
You can call this method repeatedly to create multiple PDFs, each of which has identical dimensions and format.