Introduction
About BackUpTimeThe formatting codes for strftime are listed below:
| Code | Meaning | Code | Meaning |
| %a | Abbreviated weekday name | %A | Full weekday name |
| %b | Abbreviated month name | %B | Full month name |
| %c | Locale-specific date and time representation | %d | Day of a month as a decimal number (01 – 31) |
| %H | Hour in the 24-hour format (00 – 23) | %I | Hour in the 12-hour format (01 – 12) |
| %j | Day of year as decimal number (001 – 366) | %m | Month as a decimal number (01 – 12) |
| %M | Minute as decimal number (00 – 59) | %p | Current locale’s A.M./P.M. indicator for the 12-hour clock |
| %S | Second as decimal number (00 – 59) | %U | Week of the year as decimal number, with Sunday as the first day of the week (00 – 53) |
| %w | Weekday as decimal number (0 – 6; Sunday is 0) | %W | Week of year as decimal number, with Monday as the first day of the week (00 – 53) |
| %x | Date representation for the current locale | %X | Time representation for the current locale |
| %y | Year without century, as a decimal number (00 – 99) | %Y | Year with century, as a decimal number |
| %z, %Z | Time zone name or abbreviation; no characters if the time zone is unknown | %% | Percent sign |
The # flag may prefix any formatting code. In that case, the meaning of the format code is changed as follows.
| Code | Meaning |
| %#a, %#A, %#b, %#B, %#p, %#X, %#z, %#Z, %#% | # flag is ignored. |
| %#c | Long date and time representation, appropriate for the current locale. For example: “Tuesday, March 14, 1995, 12:41:29”. |
| %#x | Long date representation, appropriate for the current locale. For example: “Tuesday, March 14, 1995”. |
| %#d, %#H, %#I, %#j, %#m, %#M, %#S, %#U, %#w, %#W, %#y, %#Y | Remove leading zeros (if any). |