Let's look at some examples of time zones.
- Eastern time
- The default time zone is Eastern time; the short specification is:
EST5EDT
The full specification is:
EST5EDT4,M3.2.0/02:00:00,M11.1.0/02:00:00
Both are interpreted as follows:
- Eastern Standard Time is 5 hours earlier than Coordinated Universal Time (UTC).
Standard time and daylight saving time both apply to this locale.
- By default, Eastern Daylight Time (EDT) is one hour ahead of standard time (i.e., EDT4).
- Daylight saving time starts on the second (2) Sunday (0) of March (3) at 2:00 A.M.
and ends on the first (1) Sunday (0) of November (11) at 2:00 A.M.
- Pacific time
- The short specification for Pacific time is:
PST8PDT
The full specification is:
PST08PDT07,M3.2.0/2,M11.1.0/2
Both are interpreted as follows:
- Pacific Standard Time is 8 hours earlier than Coordinated Universal Time (UTC).
- Standard time and daylight saving time both apply to this locale.
- By default, Pacific Daylight Time is one hour ahead of standard time (that is, PDT7).
- Daylight saving time starts on the second (2) Sunday (0) of March (3) at 2:00 A.M.
and ends on the first (1) Sunday (0) of November (11) at 2:00 A.M.
- Newfoundland time
- The short specification for Newfoundland time is:
NST3:30NDT2:30
The full specification is:
NST03:30NDT02:30,M3.2.0/00:01,M11.1.0/00:01
Both are interpreted as follows:
- Newfoundland Standard Time is 3.5 hours earlier than Coordinated Universal Time (UTC).
- Standard time and daylight saving time both apply to this locale.
- Newfoundland Daylight Time is 2.5 hours earlier than Coordinated Universal Time (UTC).
- Daylight saving time starts on the second (2) Sunday (0) of March (3) at 12:01:00
A.M. and ends on the first (1) Sunday (0) of November (11) at 12:01:00 A.M.
- Central European time
- The specification for Central European time is:
Central Europe Time-2:00
- Central European Time is 2 hours later than Coordinated Universal Time (UTC).
- Daylight saving time doesn't apply in this locale.
- Japanese time
- The specification for Japanese time is:
JST-9
- Japanese Standard Time is 9 hours earlier than Coordinated Universal Time (UTC).
- Daylight saving time doesn't apply in this locale.