Various notes and changes in version 1.0 Windows Greenwich Mean Time British Summer Time Europe/London GMT BST January February March April May June July August September October November December Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Sunday Monday Tuesday Wednesday Thursday Friday Saturday Sun Mon Tue Wed Thu Fri Sat BC AD AMPM HH:mm:ss z HH:mm:ss z HH:mm:ss HH:mm dd MMMM yyyy dd MMMM yyyy dd-MMM-yyyy dd/MM/yy {1} {0} #,##0.###;-#,##0.### #,##0% #E0 £ GBP . ¤#,##0.00;-¤#,##0.00