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warning message in Octave-3.2.4


From: Hutchins, David J
Subject: warning message in Octave-3.2.4
Date: Thu, 17 Feb 2011 07:54:39 -0800

 

I just installed Octave-3.2.4 on a Windows server 2003 x64 server, however when running the examples from 1.2.5 I get the warning:

warning: isstr is obsolete and will be removed from a future version of Octave,

please use ischar instead

 

Is this normal?

 

GNU Octave, version 3.2.4

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warning: mark_as_command is obsolete and will be removed from a future version of Octave

 

octave-3.2.4.exe:1> function xdot = f (x,t)

> r= 0.25;

> k= 1.4;

> a= 1.5;

> b = 0.16;

> c = 0.9;

> d = 0.8;

> xdot(1) = r*x(1)*(1 - x(1)/k) - a*x(1)*x(2)/(1 +b*x(1));

> xdot(2)= c*a*x(1)*x(2)/(1+b*x(1)) - d*x(2);

> endfunction

octave-3.2.4.exe:2> x0 = [1;2];

octave-3.2.4.exe:3> t = linspace (0,50,200)';

octave-3.2.4.exe:4> x = lsode ("f", x0, t);

octave-3.2.4.exe:5> plot (t, x);

warning: isstr is obsolete and will be removed from a future version of Octave,

please use ischar instead

octave-3.2.4.exe:6>

 

Thanks, Dave


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