Online PHP editor | output for r4W9O

<?php $xyz="a"; var_dump($xyz); if($xyz != '') { echo "xyz is not empty! good to go!\n"; $pw1 = 'my cool password keep it secrete please'; $pw2 = 'some other password'; $abc = strcmp($xyz, $pw1); if ($abc == 0) { echo "LOLPHP: yes '$pw1' is the same as '$xyz'\n"; } $def = strcmp($xyz, $pw2); if ($def == 0) { echo "LOLPHP: yep '$pw2' is the same as '$xyz'\n"; } $ghi = strcmp($pw1, $pw2); if ($ghi != 0) { echo "'$pw1' isn't the same as '$pw2'\n"; } else {echo "i am strcmp, and i declare that '$pw1' is the same as '$pw2'!!\n"; } $jkl = strcmp($xyz, $xyz); echo "jkl = $jkl\n"; }