Open a file for writing.
- iOS 8.0+
- macOS 10.10+
- Mac Catalyst 13.0+
- tvOS 9.0+
- watchOS 3.0+
The path of the file to create for writing.
Returns, by-reference, a description of the error, if an error occurs.
An initialized audio file object for writing.
The file type to create is inferred from the file extension of
file. This method will overwrite a file at the specified URL if a file already exists.
The file is opened for writing using the standard format,