%y
[tab]2-digit year excluding century (00 - 99)
%Y
[tab]full year number
%:m
[tab]month number, without leading zero (1 - 12)
%m
[tab]month number, 2 digits (01 - 12)
%b
[tab]abbreviated month name
%B
[tab]full month name
%e
[tab]day of the month (1 - 31)
%d
[tab]day of the month, 2 digits (01 - 31)
%a
[tab]abbreviated weekday name
%A
[tab]full weekday name
%H
[tab]hour in the 24 hour clock, 2 digits (00 - 23)
%k
[tab]hour in the 24 hour clock, without leading zero (0 - 23)
%I
[tab]hour in the 12 hour clock, 2 digits (01 - 12)
%l
[tab]hour in the 12 hour clock, without leading zero (1 - 12)
%M
[tab]minute, 2 digits (00 - 59)
%S
[tab]seconds (00 - 59)
%P
[tab]"am" or "pm"
%p
[tab]"AM" or "PM"
