Loops Within Loops
<? for ($i = 1; $i < 3; $i = $i + 1) { for ($j = 1; $j < 3; $j = $j + 1) { for ($k = 1; $k < 3; $k = $k + 1) { print "I: $i, J: $j, K: $k\n"; } } } ?>