hello world<br>
The hope of things to come:<br>

Returned with status 0 and output:
<pre>Array
(
    [0] => total 12
    [1] => drwxr-xr-x 2 bitnami bitnami 4096 Sep  1 09:36 .
    [2] => drwxr-xr-x 8 bitnami bitnami 4096 Aug 18 16:01 ..
    [3] => -rw-r--r-- 1 bitnami bitnami  413 Sep  3 06:14 index.php
)
</pre>Returned with status 0 and output:
<pre>Array
(
    [0] =>                total        used        free      shared  buff/cache   available
    [1] => Mem:          967764      373600      120276         900      628384      594164
    [2] => Swap:         649996      183328      466668
)
</pre>