#   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/>.
#
IFS=: read x y z << EOF
:::
EOF
recho $x
recho "$x"
recho $y
recho "$y"
recho $z
recho "$z"

if [ -z "$x" ]; then
	echo FOO
else
	echo BAR
fi

IFS=: read -a A << EOF
:::
EOF

recho ${A[0]}
recho "${A[0]}"

recho ${#A[@]}

recho "${A[@]}"

if [ -z "${A[0]}" ]; then
	echo FOO
else
	echo BAR
fi

echo -n ${A[0]} | cat -vet
echo -n ${A[0]} | wc | ( IFS=$' \t\n' ;  while read line; do echo $line; done; )