3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump(parse_url('//example.com'));
Output for 5.4.7 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.30, 7.0.0 - 7.0.20, 7.1.0 - 7.1.20, 7.2.6 - 7.2.33, 7.3.12 - 7.3.28, 7.4.0 - 7.4.16, 8.0.0 - 8.0.3
array(1) { ["host"]=> string(11) "example.com" }
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.6
array(1) { ["path"]=> string(13) "//example.com" }