3v4l.org

run code in 500+ PHP versions simultaneously
<?php $d = []; echo ($d['name'] ?? (string) $d);
Output for 8.2.31, 8.3.5 - 8.3.31, 8.4.9 - 8.4.22, 8.5.3 - 8.5.7
Warning: Array to string conversion in /in/CWSXb on line 3 Array
preferences:
45.36 ms | 530 KiB | 4 Q