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From: Karl Ratzsch <mail.kfr@gmx.net>
Newsgroups: comp.graphics.apps.gnuplot
Subject: Re: plotting 2 files with 2 different datafile separators
Date: Thu, 11 Jun 2020 21:24:47 +0200
Organization: solani.org
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Xref: csiph.com comp.graphics.apps.gnuplot:4356

Am 10.06.2020 um 15:43 schrieb Jean-Pierre Coulon:
> On Wed, 10 Jun 2020, Jörg Buchholz wrote:
> 
>> Here the default "whitespace" works with both separators
>> (Tabulator and
>> Space).
>>
>> set datafile separator whitespace
> 
> In my second file I have: set timefmt "%d/%m/%Y %H:%M:%S" and now
> when I plot the second file using 1:2 gnuplot believes the hour
> field is my second column. Same with 1:3.
> 
> I know how to workaround with multiplot but I thought it could be
> simpler.

The timeformat specifier should win against any datafile separator.
At least I was pretty sure it used to. That however doesn´t seem to
be the case both in gp5.3rc1 and 4.6.6. Hmmm ....


$dat << EOD
03/04/2020 14:14:14 654
03/04/2020 15:15:15 543
03/04/2020 16:16:16 654
EOD

#set dataf sep ...

set xdata time
set timefmt "%d/%m/%Y %H:%M:%S"
plot $dat us (timecolumn(1)):3 w lp ps 3