What does "${1+"$@"}" mean in ksh?

What does "${1+"$@"}" mean in ksh?

Post by Andreas Schwa » Sat, 27 Jun 1998 04:00:00




|> am I missing?




there are no positional arguments.

--
Andreas Schwab                                      "And now for something


 
 
 

What does "${1+"$@"}" mean in ksh?

Post by Tapani Tarvaine » Sat, 27 Jun 1998 04:00:00




> am I missing?

If you have "set -u" in effect so that unset variables are treated
as errors and such a script is called without arguments, "$1" or

--
Tapani Tarvainen