Re: Double substitution issue

[Greg Wooledge]

On Tue, Nov 20, 2018 at 08:16:47PM -0800, fulldec...@gmail.com wrote:
> I have found a way to use double expansion, and of course this is not safe 
> in all contexts: 
> 
>     from=1;to=3;eval echo {$from..$to} 

for ((i=from; i<=to; i++)); do
  ...
done.