#   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/>.
#
f() { declare -p ${!var*} | grep ^var; declare -p var ; }

var[0]=X var[@]=Y f

unset -f f
unset -v var

typeset -A var

f() { declare -p ${!var*}; }

# this is no longer an error
var[0]=X var[@]=Y
f

: ${THIS_SH:=./bash}
env 'v[0]=help' ${THIS_SH} -c 'printenv "v[0]"'

unset -v var

f() { test -v 'var[0]'; echo $?; }
var[0]=X f

unset -v var