3v4l.org

run code in 300+ PHP versions simultaneously
<?php shell_exec('/path/to/bin/whois pippo.com'); ?>
Output for 7.2.29 - 7.2.33, 7.3.16 - 7.3.33, 7.4.3 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.27, 8.2.0 - 8.2.17, 8.3.0 - 8.3.4
Warning: shell_exec(): Unable to execute '/path/to/bin/whois pippo.com' in /in/9IbRg on line 2
Output for 4.3.0, 5.4.39 - 5.4.45, 5.5.24 - 5.5.35, 5.6.7 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.20, 7.2.0 - 7.2.6, 7.3.12, 7.4.0
Output for 4.3.1 - 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 - 5.4.38
sh: 1: /path/to/bin/whois: not found

preferences:
234.08 ms | 403 KiB | 310 Q