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From: Karl Ratzsch <mail.kfr@gmx.net>
Newsgroups: comp.graphics.apps.gnuplot
Subject: Re: Plot datafiles in bulk
Date: Wed, 8 Jun 2016 10:34:16 +0200
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Am 08.06.2016 um 06:49 schrieb Ethan A Merritt:
> Karl Ratzsch wrote:
>> Am 07.06.2016 um 21:22 schrieb explorat123@gmail.com:
>>> I'd like to plot multiple .csv files in bulk, regardless of their
>>> names: 20151221-Log.csv
>>> 20160315-Log.csv
>>> 20160601-Log.csv
>>> ...
>>> Is there an easy way to do this without having to specify the name
>>> for each individual file and without having to join the files ?
>>
>> "plot" obviously does not support wild cards, but something like
>>
>>    fnlist = system("ls *.csv")
>>    n = words(fnlist)
>>    fname = word(fnlist,i)
>>    plot for [i=1:n] fname(i) using ....
>>
>> could work.
> 
> Or
>     fnlist = system("ls -1 *.csv")
>     plot for [FILE in fnlist] FILE

I keep forgetting that "for" can directly iterate through a list of
words. Thanks!

Also works on MS windows, btw., the corresponding command is "dir /B
*.cvs".