bash ... wat

gistfile1.txt

count@narbuckle:~$ bash --version
GNU bash, version 3.1.17(1)-release (i486-pc-linux-gnu)
Copyright (C) 2005 Free Software Foundation, Inc.
count@narbuckle:~$ foo=(1 2 3 4 5); unset foo[4]; echo ${foo[@]}; unset foo[3]; echo ${foo[@]}; unset foo[2]; echo ${foo[@]};
1 2 3 4
1 2 3
1 2


dolszewski@blackheat:~$ bash --version
GNU bash, version 4.2.24(1)-release (x86_64-pc-linux-gnu)
Copyright (C) 2011 Free Software Foundation, Inc.
License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>

This is free software; you are free to change and redistribute it.
There is NO WARRANTY, to the extent permitted by law.
dolszewski@blackheat:~$ foo=(1 2 3 4 5); unset foo[4]; echo ${foo[@]}; unset foo[3]; echo ${foo[@]}; unset foo[2]; echo ${foo[@]};
1 2 3 4 5
1 2 3 4 5
1 2 3 4 5


count@bumba:~$ bash --version
GNU bash, version 4.2.37(1)-release (x86_64-pc-linux-gnu)
Copyright (C) 2011 Free Software Foundation, Inc.
License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>

This is free software; you are free to change and redistribute it.
There is NO WARRANTY, to the extent permitted by law.
count@bumba:~$ foo=(1 2 3 4 5); unset foo[4]; echo ${foo[@]}; unset foo[3]; echo ${foo[@]}; unset foo[2]; echo ${foo[@]};
1 2 3 4
1 2 3
1 2 3