tests/dollar-at-star11.sub

   1 a[0]='/'
   2 set -- /
   3
   4 # these should all result in the empty (null) string
   5
   6 recho "${a[0]%?}"
   7 recho "${a[*]%?}"
   8 recho "${a[@]%?}"
   9
  10 recho "${*%?}"
  11 recho "${@%?}"
  12
  13 recho "${a[0]#?}"
  14 recho "${a[*]#?}"
  15 recho "${a[@]#?}"
  16
  17 recho "${*#?}"
  18 recho "${@#?}"
  19
  20 recho "${a[0]/\//}"
  21 recho "${a[*]/\//}"
  22 recho "${a[@]/\//}"
  23
  24 recho "${*/\//}"
  25 recho "${@/\//}"
  26
  27 recho "${a[0]:1:1}"
  28 # these next four will all echo /
  29
  30 # arrays are zero-based
  31 recho "${a[*]:0:1}"
  32 recho "${a[@]:0:1}"
  33 # but the positional parameters start at 1
  34 recho "${*:1:1}"
  35 recho "${@:1:1}"
  36
  37 a[0]=''
  38 set -- ''
  39
  40 # arrays are zero-based
  41 recho "${a[*]:0:1}"
  42 recho "${a[@]:0:1}"
  43
  44 recho "${*:1:1}"
  45 recho "${@:1:1}"
  46
  47 # these should all result in the empty (null) string, or quoted as such
  48
  49 recho "${a[0]@Q}"
  50 recho "${a[*]@Q}"
  51 recho "${a[@]@Q}"
  52
  53 recho "${*@Q}"
  54 recho "${@@Q}"
  55
  56 recho "${a[0]@L}"
  57 recho "${a[*]@L}"
  58 recho "${a[@]@L}"
  59
  60 recho "${*@L}"
  61 recho "${@@L}"
  62
  63 # examples from the bug report
  64 unset -v a
  65
  66 a[0]='/'
  67 for i in "${a[@]%/}"; do recho "$i"; done
  68
  69 a[0]=''
  70 for i in "${a[@]}"; do recho "$i"; done
  71
  72 a[0]='/'
  73 a[1]="//"
  74 for i in "${a[@]%/}"; do recho "$i"; done
  75
  76 unset -v x y
  77 x=('/')
  78 y=("${x[@]%/}")
  79
  80 echo "${#x[@]}:${#y[@]}"