3v4l.org

run code in 300+ PHP versions simultaneously
<?php error_reporting(E_ALL); echo isset($_FILES['file']) ? $_FILES['file'] : 7;
Output for 7.1.25 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.33, 8.2.0 - 8.2.29, 8.3.0 - 8.3.26, 8.4.1 - 8.4.13
7
preferences:
122.29 ms | 407 KiB | 5 Q