3v4l.org

run code in 300+ PHP versions simultaneously
<?php $domain['items']['dom'] = 'com.РФ'; $is_dot = strrpos($domain['items']['dom'], '.'); $domain_suffix = ($is_dot === FALSE )?$domain['items']['dom']:mb_substr($domain['items']['dom'],$is_dot+1); echo $domain_suffix; echo mb_strtoupper('ау');
Output for 5.6.0 - 5.6.25, 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 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
РФАУ
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, 5.5.0 - 5.5.38
РФау
preferences:
238.74 ms | 403 KiB | 384 Q