[PLUG] BASH Busted??

Kenneth G. Stephens kens at cad2cam.com
Tue Jun 14 03:23:16 UTC 2005


On Mon, 2005-06-13 at 19:06 -0700, William A Morita wrote:
> #!/bin/bash
> # Script to test "global" variable 
> #
>  
> set -x
>  
> JUNK="Initial Value"
>  
> function SomeFunction
> {
>   set -x
>   JUNK="Set in function"
>   echo $JUNK
> }
>  
> Value="`SomeFunction`"
> #Num=$((SomeFunction))
> #let Num=SomeFunction
>  
> echo "Value=" $Value
> echo "JUNK =" "$JUNK"

What is $JUNK before you set it inside the function?  Bet it is equal to
"Initial Value".

-- 
Ken Stephens
CAD 2 CAM




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