Re: [Gnuplot-info] Using title columnheader

[Thomas S. <t.s...@fz...>]

plot for [i=0:1] "graph.dat" using 1:2:-2 index i lc variable title
columnheader


Frazer Williams wrote:
> 
> Hi,
> 
> I generate data files consisting of x,y data for a number of different
> times.
> I would like gnuplot to plot the data for each of the times, along with a
> title
> that is something like "t=0.1".  So far I have been unsuccessful.  I would
> appreciate suggestions.  I can write the data file in any format that
> works.
> 
> I am putting the data for each time sequentially in the file, with two
> blank
> lines between data sets.  I am putting a line like
> 
> TIME "t=0.1"
> 
> at the start of each set.  In other words, the file looks like
> 
> TIME "t=0.1"
> 1  10
> 2  20
> 3  40
> 
> 
> TIME "t=0.2"
> 1  20
> 2  30
> 3  53
> 
> and so forth.
> 
> I have tried to plot it with
> 
> plot "graph.dat" using 1:2:((column(-2)) lc variable title columnheader
> 
> This gives me the first (t=0.1) plot, with the correct title, but the
> remainder
> of the sets are plotted but have no title.  I get a similar result with
> 
> set key autotitle columnhead
> plot "graph.dat" using 1:2:((column(02)) lc variable
> 
> I am using gnuplot 4.4, patchlevel 0.
> 
> It seems this ought to be possible.  Any help would be appreciated.
> 
> Thanks.
> 
> Frazer
> 
> 
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