Associative Arrays ".keys ()"

Question

In Bash (v4 +):

$ declare -A x=([foo]=bar [coconut]=banana)
$ echo ${x[@]}

gives:

banana bar

What can I type to get this:

foo coconut

+5

Robottinosino Mar 07 '13 at 17:47

1 answer

user1621465 · Accepted Answer · 2013-03-07T18:00:54+0000

You can run xin echo ${x[@]}with !to get the keys:

echo ${!x[@]}