Re: Difference between command and go script parameters

[Andrew Wittenberg <Andrew.Wittenberg@xxxxxxxx>]

On Thu, 30 Oct 2003, Tony Jolibois wrote:

> I have a strange problem : I try the same command by the hand or with a
> go script, one works and the go script not. It's a problem with the
> parameters of the script : I want to create some gif for an animation
> with the REPEAT command. With the command : repeat/k=1:10, it works, but
> when I pass the parameters with the script and do repeat/k=$1:$2 it
> doesn't work.
> 
> yes? go creation_gif_section_temp.jnl 1 10
>   **ERROR: illegal limits: "TEMPERATURE" is not in the range K=110
>            Axis extremes are K=1:30
> CONTOUR/FILL/level=(-1,13,0.5) temperature
> Command file, command group, or REPEAT execution aborted
> yes?
> 
> The script is :
> 
> ! Creation d'images gif pour animation
> ! Parametres
> !       1 : date debut
> !       2 : date fin
> 
> cancel mode verify
> cancel mode interp
> set mem/size=127
> cancel data/all
> palette rnb2
> set data 
> "http://opendap.mercator-ocean.fr/dodsC/mercator_psy2v1_mersea_section1";
> set region/y="0":"1000"
> repeat/K="$1":"$2" (fill/level=(-1,13,0.5) temperature ; frame/file=temp.gif)

Hi Tony,

Ferret is interpreting $1":" as an input argument with a default string.
You could remove the quotes altogether, like this:

   repeat/K=$1:$2

or put parentheses around the $1 and $2, like this:

   repeat/K="($1)":"($2)" 

See also:  
http://ferret.wrc.noaa.gov/Ferret/Mail_Archives/fu_2003/msg00759.html

Cheers,

Andrew

+--------------------------------------------------------+
|   Dr. Andrew T. Wittenberg   |        GFDL/NOAA        |
|  Andrew.Wittenberg@noaa.gov  |      Princeton, NJ      |
+--------------------------------------------------------+