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Groups > comp.graphics.apps.gnuplot > #1838
| From | sfeam <sfeam@users.sourceforge.net> |
|---|---|
| Newsgroups | comp.graphics.apps.gnuplot |
| Subject | Re: Extracting data from datafiles |
| Followup-To | comp.graphics.apps.gnuplot |
| Date | 2013-05-19 10:04 -0700 |
| Organization | gnuplot development team |
| Message-ID | <knb0fr$qcm$1@dont-email.me> (permalink) |
| References | <ae317923-11e7-4ddf-aee7-c53a327f5d9b@googlegroups.com> |
Followups directed to: comp.graphics.apps.gnuplot
sander.peter@lycos.com wrote:
> Hi,
>
> I have many long datafiles like this:
>
> ...
> _Flags = 5
> _StepTime = 0.2
> _StepSize = 0.024
> _2d = 8.7522
> _LineName = "Cu KA1-HS-Min"
> _X-Counts
> 15.000 493.2
> 15.024 485.2
> 15.048 514.3
> 15.072 453.2
> 15.096 443.2
> 15.120 470.2
> 15.144 432.2
> 15.168 448.2
> ...
>
> Now I'd like to use the value of StepTime and 2d (2.2 and 8.7522 in
> this case) as a variable affecting the data in both columns, before
> plotting.
>
> How to get these two numbers out of each datafile ?
How about
load "< head -5 datafile"
That will execute the first five lines, so now you have those
five variables defined.
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Extracting data from datafiles sander.peter@lycos.com - 2013-05-19 08:32 -0700
Re: Extracting data from datafiles sfeam <sfeam@users.sourceforge.net> - 2013-05-19 10:04 -0700
Re: Extracting data from datafiles sander.peter@lycos.com - 2013-05-19 13:07 -0700
Re: Extracting data from datafiles Michael <proximum@land.ru> - 2013-05-20 22:44 +0700
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