3v4l.org

run code in 300+ PHP versions simultaneously
<?php print_r(stream_get_wrappers());
Output for 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.34, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
Array ( [0] => compress.zlib [1] => php [2] => file [3] => glob [4] => data [5] => http [6] => ftp [7] => phar )
Output for 5.3.0 - 5.3.29
Array ( [0] => compress.zlib [1] => php [2] => file [3] => glob [4] => data [5] => http [6] => ftp [7] => phar [8] => zip )

preferences:
277.5 ms | 402 KiB | 415 Q