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typeset -A a=( [\\]= [\"]= [\)]= ) b
for x in "${!a[@]}"; do b[$x]=; done
b+=([\`]= [\]]=)
typeset -p b
for x in "${!a[@]}"; do
unset -v 'b[$x]'
done
typeset -p b
unset -v a b
loaddict()
{
dict['"']=1
dict['`']=2
dict["'"]=3
dict['\']=4
declare -p dict
}
del()
{
unset -v dict["$1"];
}
declare -A dict
loaddict
for k in "${!dict[@]}"; do del "$k"; done
declare -p dict
unset 'dict[@]'
shopt -s assoc_expand_once
declare -A dict
loaddict
for k in "${!dict[@]}"; do del "$k"; done
declare -p dict
unset a b dict
typeset -A a
b="80's"
((++a[$b]))
((++a["$b"]))
[[ $((++a[$b])) ]]
[[ $((++a["$b"])) ]]
echo ${a["$b"]}
echo ${a[$b]}
let "++a[$b]"
echo 'a[$b]=' "${a[$b]}"
unset a b
declare -A a
b="80's"
: ${a[$b]:='Depeche Mode'}
declare -p a
unset a b
shopt -u assoc_expand_once
typeset -A a
b="80's"
read a[$b] <<<"Depeche Mode"
typeset -p a
shopt -s assoc_expand_once
read a[$b] <<<"Depeche Mode"
typeset -p a
unset a
shopt -u assoc_expand_once
typeset -A a
printf -v a[$b] "%s" "Depeche Mode"
typeset -p a
shopt -s assoc_expand_once
printf -v a[$b] "%s" "Depeche Mode"
typeset -p a
unset a
declare -A a
x='$(date >&2)'
a[$x]=5
shopt -s assoc_expand_once
echo $((1+a[$x]))
echo $((1+a[\$x]))
echo "1+${a[$x]}"
declare -p a
shopt -s assoc_expand_once
declare -A myarray
declare myarray["foo[bar"]=bleh
myarray["foo"]=bleh
declare -p myarray
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