3v4l.org

run code in 300+ PHP versions simultaneously
<?php $x[][][1];
Output for 5.3.0 - 5.3.27, 5.4.0 - 5.4.21
Fatal error: Cannot use [] for reading in /in/LBmql on line 2
Process exited with code 255.

preferences:
188.95 ms | 1386 KiB | 57 Q