#   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/>.
#
x=(one two)
echo ${x[@]:1}
echo ${x[@]:0:1}

x=(one)
echo ${x[0]:1}
echo ${x[0]:0}
echo ${x[@]:1}
echo ${x[@]:0}

echo ${x[@]: -1}
echo ${x[@]: ${#x[@]}-1}

x=(0 1 2 3 4 5 6 7 8 9)
echo ${x[@]:1}

echo ${x[@]: -1}
echo ${x[@]: ${#x[@]}-1}

set -- ${x[@]}

echo $1
echo ${@: -1}
echo ${@: $#-1}

a=0123456789

echo ${a:1}
echo ${a: -1}
echo ${a: ${#a}-1}

# problem with bash through 3.2.33
oIFS="$IFS"
IFS=$'\n'
a=(A B C D)
b=("${a[@]}")
echo "${#b[@]}", "${b[@]}"  # 4, A B C D -- OK
b=("${a[@]:2}")
echo "${#b[@]}", "${b[@]}"  # 1, C D -- bug, should be 2, C D 
IFS="$oIFS"
