From help-octave-request at bevo dot che dot wisc dot edu  Thu Jan 22 18:54:34 1998
Subject: Re: problem passing variable to gnuplot
From: Dirk Eddelbuettel <edd at rosebud dot ml dot org>
To: Ray Anderson <raymonda at radium dot Eng dot Sun dot COM>
Cc: help-octave at bevo dot che dot wisc dot edu
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>         
  Ray>         octave:24> gset xrange [1:2] 
  Ray> 	       octave:25>
  Ray> 	
  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

-- 
edd at rosebud dot ml dot org                   According to the latest official figures, 
http://rosebud.ml.org/~edd        43% of all statistics are totally worthless.