Shell Date formatted output

1-echo ' Date ' +%y-%m-%d%h:%m:%s "'

2014-11-13 15:06:26

2-echo ' Date ' +%y-%m-%d%h:%m:%s "'

14-11-13 15:06:51

Note: "+%y-%m-%d%h:%m:%s" case

The given format controls the output, and the sequence is interpreted as follows:

Percent of a text%
%a of the current locale (ex: day, for Sunday)
%A the full name of the current locale (for example: Sunday)
%b the month name of the current locale (for example: one, for January)
%B the full name of the current locale (for example: January)
The date and time of the current locale of%c (for example: March 3, 2005 Thursday 23:05:25)
%c century; For example,%Y, typically omitting the last two digits of the current year (for example: 20)
%d date by month (ex: 01)
%d Date by month; equal to%m/%d/%y
%e date by month, add a space, equal to%_d
%F full date format, equivalent to%y-%m-%d
%g last two bits of the ISO-8601 format year (see%G)
%G ISO-8601 format year (see%V), typically used only with%V
%h equals%b.
%H hours (00-23)
%I Hours (00-12)
%c date by year (001-366)
%k (0-23)
%l (1-12)
%m Month (01-12)
%M points (00-59)
%n line break
%N nanosecond (000000000-999999999)
%p "Morning" or "afternoon" under current locale, output empty when unknown
%P is similar to%P, but outputs lowercase letters
%r 12-hour clock time at current locale (e.g. 11:11:04 pm)
%R 24 hours of time and minutes, equivalent to%h:%m
%s number of seconds since 1970-01-01 00:00:00 UTC time
%s seconds (00-60)
%t Output Tab tab
%T time, equal to%h:%m:%s
%u week, 1 stands for Monday
%u week of the year, with Sunday as the first day of the Week (00-53)
%V ISO-8601 Format Specification for the week of the year, with Monday as the first day of the Week (01-53)
%w Day of the Week (0-6), 0 for Monday
%W Week of the year, with Monday as the first day of every week (00-53)
Date description under the current locale of%x (for example: 12/31/99)
Time description Under current locale of%x (e.g. 23:13:48)
%y year last two digits (00-99)
%Y year
%z +HHMM Digital Time zone (for example,-0400)
%:z +hh:mm Digital Time zone (for example, -04:00)
%::z +HH:MM:SS Digital Time zone (for example, -04:00:00)
%:::z Digital time zone with the necessary precision (for example, -04,+05:30)
%Z time zone abbreviations by alphabet (for example, EDT)

Shell Date formatted output