3v4l.org

run code in 300+ PHP versions simultaneously
<?php $dn = "CN=devops,OU=Groups,OU=US,DC=vice,DC=com;CN=WebDev,OU=GlobalGroups,DC=vice,DC=com;CN=UKOffice,OU=Groups,OU=UK,DC=vice,DC=com;CN=GoogleApps,OU=GlobalGroups,DC=vice,DC=com;CN=UKStaff,OU=Groups,OU=UK,DC=vice,DC=com"; echo substr($dn, (strlen($dn) - strpos(strrev($dn), strrev('OU='))), 2);
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 - 5.4.45, 5.5.24 - 5.5.35, 5.6.8 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 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 - 8.1.27, 8.2.0 - 8.2.17, 8.3.0 - 8.3.4
UK

preferences:
251.7 ms | 405 KiB | 335 Q