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Re: reduce plot line occurance

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From	Karl Ratzsch <mail.kfr@gmx.net>
Newsgroups	comp.graphics.apps.gnuplot
Subject	Re: reduce plot line occurance
Date	Mon, 29 Jun 2015 15:03:34 +0200
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Am 29.06.2015 um 14:00 schrieb dxtans@gmail.com:
> Hello,
> I have a conf file which can plot many lines depending on the file, So I have tried using the do for loop , but keep getting 
> invalid expression.
> 
> Can anyone point me in the direction, where I can reduce the number of plot lines below, into a for loop.
> 
> plot 'versions.txt'  u 2:xtic(1) title columnheader, \
>  '' u 3:xtic(1) title columnheader, \
>  '' u 4:xtic(1) title columnheader, \
>  '' u 5:xtic(1) title columnheader, \
>  '' u 6:xtic(1) title columnheader, \
>  '' u 7:xtic(1) title columnheader, \
>  '' u 8:xtic(1) title columnheader
> 

you cannot directly but a variable in the using statement, instead use
the column() function.

plot for [i=2:8] datafile using (column(i)):xtic(1) title columnheader

  K

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reduce plot line occurance dxtans@gmail.com - 2015-06-29 05:00 -0700
  Re: reduce plot line occurance Karl Ratzsch <mail.kfr@gmx.net> - 2015-06-29 15:03 +0200
    Re: reduce plot line occurance Karl Ratzsch <mail.kfr@gmx.net> - 2015-06-29 18:08 +0200
      Re: reduce plot line occurance dxtans@gmail.com - 2015-06-29 10:43 -0700

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