mirror of
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Chet Ramey
77 lines
1.4 KiB
Plaintext
77 lines
1.4 KiB
Plaintext
# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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#
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# assoc_expand_once and unset builtin, which is treated specially
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declare -A assoc
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var=x123
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assoc['$var']=value
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declare -p assoc
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shopt -u assoc_expand_once
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unset "assoc[$var]"
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declare -p assoc
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unset 'assoc[$var]'
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declare -p assoc
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assoc['$var']=value
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shopt -s assoc_expand_once
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unset 'assoc[$var]'
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declare -p assoc
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unset assoc
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declare -A a
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a['$(echo foo)']=1
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unset 'a[$(echo foo)]'
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declare -p a
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key='$(echo foo)'
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a[$key]=1
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unset 'a[$key]'
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declare -p a
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a[$key]=1
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unset "a[$key]"
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declare -p a
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a[$key]=1
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unset a[$key]
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declare -p a
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unset a
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typeset -A assoc
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key=@
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assoc[@]=at
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assoc[!]=bang
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# this should only unset the element with key `@'
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unset -v assoc[$key]
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typeset -p assoc
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# this doesn't work yet
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test -v assoc[$key]
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echo $?
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[[ -v assoc[$key] ]]
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echo $?
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unset assoc
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