3v4l.org

run code in 500+ PHP versions simultaneously
<?php if (version_compare('2.0', '2.0.0')) { echo 'new version'; } else { echo 'no new version'; }
Output for 7.2.0 - 7.2.34, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.34, 8.2.0 - 8.2.34, 8.3.0 - 8.3.35, 8.4.1 - 8.4.26, 8.5.0 - 8.5.11
new version
preferences:
28.97 ms | 1137 KiB | 7 Q