ISO 8601:2000(E)
26
© ISO 2000 ­ All rights reserved
Annex B
(informative)
Examples
B.1 Dates
Basic format
Extended format
Explanations
Calendar date
- 12 April 1985
19850412
1985-04-12
Complete
850412
85-04-12
Year of the implied century, with month and day only
Ordinal date
- 12 April 1985
1985102
1985102
Complete
85102
85-102
Year of the implied century, with ordinal day
Week date
- Friday 12 April 1985
1985W155
1985-W15-5
Complete
85W155
85-W15-5
Year of the implied century, with week and day
Calendar week
- 15th week of 1985
1985W15
1985-W15
Reduced
85W15
85-W15
Year of the implied century and week of that year
Calendar month
- April 1985
1985-04
not applicable
Reduced
-8504
-85-04
Year of the implied century and month of that year
Calendar year
- 1985
1985
not applicable
Reduced
-85
not applicable
Specific year of the implied century
Calendar date
- 12 April 11985
+
0119850412
+ 011985-04-12
Expanded; 6 digits to represent
the year
-00020412
-0002-04-12
Expanded; 4 digits to represent the year
The 12
th
April in the 2
nd
year before the year [0000]