Returns a dictionary holding the mappings of time zone abbreviations to time zone names.
- iOS 2.0+
- macOS 10.0+
- Mac Catalyst 13.0+
- tvOS 9.0+
- watchOS 2.0+
- Core Foundation
A dictionary containing the mappings of time zone abbreviations to time zone names. Ownership follows the The Create Rule.
More than one time zone may have the same abbreviation. For example, US/Pacific and Canada/Pacific both use the abbreviation "PST." In these cases this function chooses a single name to map the abbreviation to.