PHP code - 5 lines

Link:

PHP, pasted on Jun 30:

<?php

$f = 1;
echo 'fails:' . date("m/Y", strtotime("04/2014 - $f Month")) . "\n";
echo 'works:' . date("m/Y", strtotime("april 2014 - $f Month"));

Output:

1 2	fails:01/1970 works:03/2014