mirror of
https://https.git.savannah.gnu.org/git/bash.git
synced 2026-06-21 12:57:58 +02:00
Chet Ramey
97 lines
1.7 KiB
Plaintext
97 lines
1.7 KiB
Plaintext
# 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 -ai a
|
|
a[0]=4
|
|
declare -n b='a[0]'
|
|
|
|
b+=1 ; declare -p a
|
|
|
|
declare b+=1 ; declare -p a
|
|
declare b=42 ; declare -p a
|
|
|
|
unset a b
|
|
unset -n b
|
|
|
|
######
|
|
declare -ai a=(1)
|
|
declare -in b="a[0]"
|
|
declare -p a b
|
|
|
|
b+=1 ; declare -p a b
|
|
b+=1 ; declare -p a b
|
|
b+=0 ; declare -p a b
|
|
|
|
unset a b
|
|
|
|
#####
|
|
declare -ai a=(1)
|
|
declare -n b="1"
|
|
declare -p a
|
|
declare -np b
|
|
|
|
unset a ; unset -n b
|
|
|
|
#####
|
|
declare -ai a=('4');
|
|
declare -n b='a[0]';
|
|
declare -ni b; # this should maybe not be allowed, but it is for now
|
|
declare -p a b
|
|
|
|
b+=2;
|
|
declare -p a b
|
|
|
|
unset a ; unset -n b
|
|
|
|
#####
|
|
f()
|
|
{
|
|
local -a a=('' 'foo');
|
|
local -n b=a[1];
|
|
echo $b;
|
|
b+=\ bar;
|
|
echo $b;
|
|
declare -p a b;
|
|
}
|
|
f
|
|
|
|
declare -a a=('' 'foo');
|
|
declare -n b=a[1];
|
|
echo $b;
|
|
b+=\ bar;
|
|
echo $b;
|
|
declare -p a b
|
|
|
|
unset a ; unset -n b
|
|
|
|
unset -f f
|
|
f()
|
|
{
|
|
local -ai a=(0 12);
|
|
local -n b=a[1];
|
|
echo $b;
|
|
b+=4;
|
|
echo $b;
|
|
declare -p a;
|
|
}
|
|
f
|
|
|
|
declare -ai a=(0 12);
|
|
declare -n b=a[1];
|
|
echo $b;
|
|
b+=4;
|
|
echo $b;
|
|
declare -p a
|
|
|
|
unset a ; unset -n b
|