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List:       gnuplot-info-beta
Subject:    Re: Interesting problem - date arithmetics, compariosn
From:       Lars Hecking <lhecking () users ! sourceforge ! net>
Date:       2007-02-23 16:14:37
Message-ID: 20070223161437.CC040C3B7 () cork ! irdesign ! cypress ! com
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Ethan A Merritt writes:
> On Friday 23 February 2007 07:41, Lars Hecking wrote:
> > 
> >  Similarily, I'd like to define a function based on time/date values. E.g.
> > 
> >  f(x) = ( x < Jan 01 2007 13:00  ? 30 : 40 )
> > 
> >  Any ideas how to achieve this? Unless I've missed some documentation, this
> >  is probably a nice little project for the post-4.2 era  :)
> 
> There has been a patchset from Juergen Wieferink on SourceForge for
> more than a year that extends the options available for handling dates.
> [ 1199186 ] strftime and strptime
 
 I'll check it out, thanks!

> I have to admit that I never looked at it.  Date/time handling is just not
> a part of gnuplot that I have ever needed to use.
 
 You're not a sysadmin then ;-)



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