3v4l.org

run code in 300+ PHP versions simultaneously
<?php arr = [2, 3]; arr2 = [1, 5]; var_dump(arr + arr2, array_merger(arr, arr2));
Output for 5.3.0 - 5.3.28, 5.4.0 - 5.4.30
Parse error: syntax error, unexpected '=' in /in/UVNt9 on line 3
Process exited with code 255.
preferences:
179.66 ms | 1395 KiB | 67 Q