tests/array25.sub

   1 #   This program is free software: you can redistribute it and/or modify
   2 #   it under the terms of the GNU General Public License as published by
   3 #   the Free Software Foundation, either version 3 of the License, or
   4 #   (at your option) any later version.
   5 #
   6 #   This program is distributed in the hope that it will be useful,
   7 #   but WITHOUT ANY WARRANTY; without even the implied warranty of
   8 #   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   9 #   GNU General Public License for more details.
  10 #
  11 #   You should have received a copy of the GNU General Public License
  12 #   along with this program.  If not, see <http://www.gnu.org/licenses/>.
  13 #
  14 # tests with blank subscripts, indexed and associative
  15
  16 echo 1. indexed:
  17 a[0]=0 a[1]=1
  18
  19 v=" "
  20
  21 echo reference:
  22
  23 echo 1. ${a[ ]}
  24 echo 2. ${a[' ']}
  25 echo 3. "${a[ ]}"
  26 echo 4. ${a[$v]}
  27 echo 5. ${a["$v"]}
  28 echo 6. "${a[$v]}"
  29
  30 echo assignment:
  31
  32 echo -n 1. ; a[ ]=10 ; typeset -p a ; a[0]=0
  33 echo -n 2. ; a[" "]=11 ; typeset -p a ; a[0]=0
  34 echo -n 3. ; a[$v]=12 ; typeset -p a ; a[0]=0
  35 echo -n 4. ; a["$v"]=13 ; typeset -p a ; a[0]=0
  36
  37 echo arithmetic:
  38
  39 echo -n 1. ; (( a[ ]=10 )); typeset -p a ; a[0]=0
  40 echo -n 2. ; (( a[" "]=11 )); typeset -p a ; a[0]=0
  41 echo -n 3. ; (( a[$v]=12 )); typeset -p a ; a[0]=0
  42 echo -n 4. ; (( a["$v"]=13 )); typeset -p a ; a[0]=0
  43 echo -n 5. ; let "a[ ]=10" ; typeset -p a ; a[0]=0
  44 echo -n 6. ; let "a[\" \"]=11" ; typeset -p a ; a[0]=0
  45 echo -n 7. ; let "a[$v]=12" ; typeset -p a ; a[0]=0
  46 echo -n 8. ; let "a[\"$v\"]=13" ; typeset -p a ; a[0]=0
  47
  48 unset -v a v
  49
  50 echo 2. associative:
  51 shopt -s assoc_expand_once
  52
  53 typeset -A a
  54 a[0]=0 a[1]=1
  55
  56 v=" "
  57
  58 echo reference:
  59
  60 echo 1. ${a[ ]}
  61 echo 2. ${a[' ']}
  62 echo 3. "${a[ ]}"
  63 echo 4. ${a[$v]}
  64 echo 5. ${a["$v"]}
  65 echo 6. "${a[$v]}"
  66
  67 echo assignment:
  68
  69 echo -n 1. ; a[ ]=10 ; typeset -p a ; a[0]=0
  70 echo -n 2. ; a[" "]=11 ; typeset -p a ; a[0]=0
  71 echo -n 3. ; a[$v]=12 ; typeset -p a ; a[0]=0
  72 echo -n 4. ; a["$v"]=13 ; typeset -p a ; a[0]=0
  73
  74 echo arithmetic:
  75
  76 echo -n 1. ; (( a[ ]=10 )); typeset -p a ; a[0]=0
  77 echo -n 2. ; (( a[" "]=11 )); typeset -p a ; a[0]=0
  78 echo -n 3. ; (( a[$v]=12 )); typeset -p a ; a[0]=0
  79 echo -n 4. ; (( a["$v"]=13 )); typeset -p a ; a[0]=0
  80 echo -n 5. ; let "a[ ]=10" ; typeset -p a ; a[0]=0
  81 echo -n 6. ; let "a[\" \"]=11" ; typeset -p a ; a[0]=0
  82 echo -n 7. ; let "a[$v]=12" ; typeset -p a ; a[0]=0
  83 echo -n 8. ; let "a[\"$v\"]=13" ; typeset -p a ; a[0]=0