3v4l.org

run code in 500+ PHP versions simultaneously
<?php $cars = [ [ 'icon' => 'sim', ], [ 'icon' => 'airtime', ], [ 'icon' => 'sim', ], ]; echo json_encode(array_unique($cars, SORT_REGULAR));
Output for 7.4.0 - 7.4.33, 8.0.1 - 8.0.30, 8.1.0 - 8.1.34, 8.2.0 - 8.2.30, 8.3.0 - 8.3.30, 8.4.1 - 8.4.21, 8.5.0 - 8.5.7
[{"icon":"sim"},{"icon":"airtime"}]
preferences:
77.42 ms | 1255 KiB | 4 Q