Initializes a newly allocated dictionary by placing in it the keys and values contained in another given dictionary.
- iOS 2.0+
- macOS 10.0+
- Mac Catalyst 13.0+
- tvOS 9.0+
- watchOS 2.0+
A dictionary containing the keys and values with which to initialize the new dictionary.
An initialized dictionary—which might be different than the original receiver—containing the keys and values found in