Full Discussion: Translate decimal into date
Translate decimal into date Post 302341270 by fpmurphy on Wednesday 5th of August 2009 11:54:43 AM
08-05-2009
Gio001, ksh88 is a very old version of the Korn Shell. If you upgrade to ksh93, it has excellent build-in date arithmetic support amongst other major enhancements.

To use Aigles example where the DOY is 217.
His output is in DD/MM/YY format. Mine, since I am in North America is in MM/DD/YY format.
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```PLTIMEFMT(3plplot)						    PLplot API							PLTIMEFMT(3plplot)

NAME
pltimefmt - Set format for date / time labels

SYNOPSIS
pltimefmt(fmt)

DESCRIPTION
Sets the format for date / time labels. To enable date / time format labels see the options to plbox(3plplot) and plenv(3plplot).

Redacted form: pltimefmt(fmt)

This function is used in example 29.

ARGUMENTS
fmt (const char *, fmt)
This string is passed directly to the system strftime. See the system documentation for a full list of conversion specifications for
your system. All conversion specifications take the form of a '%' character followed by further conversion specification	character.
All other text is printed as-is. Common options include: %c: The preferred date and time representation for the current locale.  %d:
The day of the month as a decimal number.  %H: The hour as a decimal number using a 24-hour clock.  %j: The day of  the  year  as  a
decimal  number.	 %m: The month as a decimal number.  %M: The minute as a decimal number.  %S: The second as a decimal number.  %y:
The year as a decimal number without a century.  %Y: The year  as a decimal number including a century.

AUTHORS
Geoffrey Furnish and Maurice LeBrun wrote and maintain PLplot.  This man page was automatically generated from the DocBook  source  of  the
PLplot documentation, maintained by Alan W. Irwin and Rafael Laboissiere.