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