#   This program is free software: you can redistribute it and/or modify
#   it under the terms of the GNU General Public License as published by
#   the Free Software Foundation, either version 3 of the License, or
#   (at your option) any later version.
#
#   This program is distributed in the hope that it will be useful,
#   but WITHOUT ANY WARRANTY; without even the implied warranty of
#   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
#   GNU General Public License for more details.
#
#   You should have received a copy of the GNU General Public License
#   along with this program.  If not, see <http://www.gnu.org/licenses/>.
#

declare -n foo=bar

declare foo='a string with spaces'
echo $foo

unset foo
declare foo+='many spaces'
echo $foo

unset foo	# unsets bar
unset -n foo

declare -a bar
declare -n foo='bar[0]'
declare foo+=' still more spaces'

declare -p foo bar
unset -n foo
unset bar

declare -a bar
declare -n foo='bar[0]'
declare foo=spaces
declare foo+=' still more spaces'

declare -p foo bar

unset -n foo
unset bar

ray=ray

declare -a array
array[0]=zero

declare -n array
unset array

declare -n array[128]
unset array

declare -a array='(one two three)'
declare -p array
unset array

declare array='(one two three)'
declare -p array
unset array

declare -a ar$ray='(one two three)'
declare -p ar$ray
unset array

declare -a array=(zero)
declare -n array='(one two three)'
declare -n array=three
declare -p array
unset array

declare -n array=(one two three)
declare -p array
unset array

declare -a array
declare -n array=one
declare -p array
unset array

array=one
declare -i array[64];
declare -p array
unset array

declare -a array=zero
declare -p array
unset array

declare -a array
declare array='(one two three)'
declare -p array
unset array