#   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/>.
#
typeset -A foo=([one]=bar [two]=baz [three]=quux)
typeset -p foo

foo+=zero
typeset -p foo

foo+=([four]=four)
typeset -p foo

typeset -ia iarr=(2 2 3)
iarr+=1
typeset -p iarr

iarr+=(4 5 6)
typeset -p iarr