Re: [Gnuplot-info] Problem getting xrange-values from a file

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

have a look at:

http://www.gnuplot.info/docs/node135.html

and, you need gnuplot 4.2 (not older!)


logNa wrote:
> 
> Hello,
> 
> im really new to Gnuplot, so my problem is probabely easy to solve. I did
> alot of searches in Google, found this forum, searched here...no solution
> for me yet.
> 
> My problem is:
> 
> I got a data file which looks like this:
> blib 4 73
> ble 52 2
> blu 6 236
> bla 63 236
> bla2 2 63
> 
> 3 "fields" per line (seperating them with ";" doesnt work in my old
> gnuplot version..at least it doesnt know the set datafile separator
> command...so I use spaces).
> 
> what I want is:
> first field is the xrange, which should be shown below the x-axis
> second and third fields are the y coords for two curves
> 
> plot 'file.dat' using 2 t 'curve 1', \
> plot 'file.dat' using 3 t 'curve 2'
> 
> works to print the curves, but how do I get gnuplot to read the xrange
> from my file?
> 
> Also, lets assume the data file is quite large with lets say 1000 lines, 
> is there a way to print the graph to a file which is automatically scaled
> in a way, that every x-value is shown?
> 
> 
> Thank you in advance
> 
> Fred
> 
> 

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