tests/dollar-at1.sub

   1 echo_argc()
   2 {
   3         echo $#
   4 }
   5
   6 a()
   7 {
   8         shift
   9         echo_argc "$@"
  10         echo_argc ${1:+"$@"}
  11         echo_argc "${1:+$@}"
  12         echo_argc 1 2 3
  13 }
  14
  15 b()
  16 {
  17         _IFS="$IFS"
  18         IFS="$1"
  19         shift
  20         echo_argc "$@"
  21         echo_argc ${1:+"$@"}
  22         echo_argc "${1:+$@}"
  23         echo_argc 1 2 3
  24         IFS="$_IFS"
  25 }
  26
  27 a "X" foo bar hoge
  28
  29 b "X" foo bar hoge