3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump(parse_url("a.com:80"));;
Output for 5.6.38, 7.0.0 - 7.0.33, 7.1.0 - 7.1.25, 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 - 8.3.27, 8.4.1 - 8.4.14
array(2) { ["host"]=> string(5) "a.com" ["port"]=> int(80) }
preferences:
52.1 ms | 408 KiB | 5 Q