Greg Wooledge wrote:
> On Sun, Sep 08, 2013 at 11:21:56AM -0500, Dennis Williamson wrote:
>> The man page says "Note that a negative offset must be separated from the
>> colon by at least one space..."
>
> Enclosing the negative offset in parentheses also works.
>
> The reason you must use either
.
But this construct return me all $A string.
Repeat-By:
$ A="abcd0"; E1=${A:-1:1}; E2=${A:-1}; echo "A=$A, E1=$E1, E2=$E2."
A=abcd0, E1=abcd0, E2=abcd0.
# I expect result E1==E2=="0", right?
Sorry if I made some mistake here.
With regards, Franta Hanzlik
