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Re: problem passing variable to gnuplot

From: Dirk Eddelbuettel
Subject: Re: problem passing variable to gnuplot
Date: Thu, 22 Jan 1998 19:53:42 -0500 (EST)

  Ray> If I just put the number in the gnuplot command everything works as I
  Ray> expect with no error:
  Ray>         octave:24> gset xrange [1:2] 
  Ray>         octave:25>
  Ray>  What is the proper way to accomplish the passing of variable
  Ray> arguments to gnuplot?

You can use eval on the return from sprintf as in 

        octave:1> eval(sprintf("gset xrange [%d:%d]", 2, 3))
        octave:2> plot((1:10))
                        (creates window with a straight line between 2 and 3
                         as selected by gset)

Regards, Dirk

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