• Creating and Initializing Time Zone Objects

• Working with System Time Zones

• Getting Time Zone Information

• Getting Information About a Specific Time Zone

• Comparing Time Zones

• Describing a Time Zone

• Getting Information About Daylight Saving

• abbreviationDictionary

• defaultTimeZone

• knownTimeZoneNames

• localTimeZone

• resetSystemTimeZone

• setDefaultTimeZone:

• systemTimeZone

• timeZoneForSecondsFromGMT:

• timeZoneWithAbbreviation:

• timeZoneWithName:

• timeZoneWithName:data:

• abbreviation

• abbreviationForDate:

• data

• daylightSavingTimeOffset

• daylightSavingTimeOffsetForDate:

• description

• initWithName:

• initWithName:data:

• isDaylightSavingTime

• isDaylightSavingTimeForDate:

• isEqualToTimeZone:

• localizedName:locale:

• name

• nextDaylightSavingTimeTransition

• nextDaylightSavingTimeTransitionAfterDate:

• secondsFromGMT

• secondsFromGMTForDate:

• NSTimeZoneNameStyle

• Time Zone Name Styles

• NSSystemTimeZoneDidChangeNotification