3v4l.org

run code in 300+ PHP versions simultaneously
<?php $test[0][0] = 0; $test[0][1] = 0; echo $test[0][0].<'br'>; ?>
Output for 5.3.0 - 5.3.28, 5.4.0 - 5.4.28, 5.5.0 - 5.5.12
Parse error: syntax error, unexpected '<' in /in/vUhh4 on line 4
Process exited with code 255.
preferences:
210.03 ms | 1395 KiB | 78 Q