3v4l.org

run code in 300+ PHP versions simultaneously
<?php $restrictions = ["free" => ["price" => 100, "product" => ["fish", "shellfish", "meat", "port"]]]; echo json_encode($restrictions);
Output for 7.4.0 - 7.4.33, 8.0.1 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
{"free":{"price":100,"product":["fish","shellfish","meat","port"]}}
preferences:
110.62 ms | 402 KiB | 121 Q