3v4l.org

run code in 500+ PHP versions simultaneously
<?php ['one' => $result[], 'one' => $result[]] = ['one' => 1]; var_export($result);
Output for 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.34, 8.2.0 - 8.2.34, 8.3.0 - 8.3.35, 8.4.1 - 8.4.26, 8.5.0 - 8.5.11
array ( 0 => 1, 1 => 1, )
preferences:
29.64 ms | 1137 KiB | 7 Q