On Mon, Apr 24, 2017 at 02:25:41PM +0300, Pierre Gaston wrote:
> On Mon, Apr 24, 2017 at 1:59 PM, <wer...@suse.de> wrote:
>
> > (...)
> >
> > and yes
> >
> > V_NAME=Friday
> > for (( INDEX=0; INDEX<$((10-${#V_NAME})) ; INDEX++ ))
> > do
> > echo $INDEX
> > done
> >
> > does also work, nevertheless using $(...) in the very first example is
> > allowed
> >
> >
> or even for (( INDEX=0; INDEX<(10-${#V_NAME}) ; INDEX++ ))
> but otherwise yes, syntax looks ok
Yep ... the code could be more efficiently like
V_NAME=Friday
typeset -i len=$((10 - ${#V_NAME}))
for (( INDEX=0; INDEX < len; INDEX++ )); do echo $INDEX; done
... nevertheless even the intricate code should not cause an error I guess :)
--
"Having a smoking section in a restaurant is like having
a peeing section in a swimming pool." -- Edward Burr
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