Re: Bash - Readline in nested whiles?
On Sat March 7 2009 19:48:30 Olaf Reitmaier Veracierta wrote:
> cat list.txt
> a
> b
>
> while read r; do echo $r; done < list.txt;
> a
> b
>
> x=0; while read r; do while [ $x -lt 3 ]; do let x=$x+1; echo $r; done;
> done < lista.txt ;
> a
> a
>
> Why not the output is? Can't be nested while when reading line?
> a
> a
> a
> b
> b
> b
>
> Any comment will be preciated.
while read r; do x=0; while [ $x -lt 3 ]; do let x=$x+1; echo $r; done;
done < list.txt
--Mike Bird
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