variable in loop

[Smoot Carl-Mitchell]

On Sun, 2011-01-02 at 14:27 -0800, S Mathias wrote:
> ASDF=hello; a=0; a=$(( 70 - $(echo $ASDF | awk '{print length}') ));
> echo "$a $ASDF"$(for i in {1..$a}; do printf "."; done)

The brace expansion {1..$a} occurs before variable expansion.  The
result you get for the value of the range is {1..65} which is not what
you expect.
-- 
Smoot Carl-Mitchell
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