3v4l.org

run code in 300+ PHP versions simultaneously
<?php if (version_compare('4.0.0', '4.0.0-beta1', 'lt')) { echo '4.0.0 is lower than 4.0.0-beta1'; } else { echo '4.0.0 is NOT lower than 4.0.0-beta1'; } echo PHP_EOL; if (version_compare('4.0.0', '4.0.0-beta1', 'gt')) { echo '4.0.0 is greater than 4.0.0-beta1'; } else { echo '4.0.0 is NOT greater than 4.0.0-beta1'; }
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 - 8.1.33, 8.2.0 - 8.2.29, 8.3.0 - 8.3.27, 8.4.1 - 8.4.14
4.0.0 is NOT lower than 4.0.0-beta1 4.0.0 is greater than 4.0.0-beta1
preferences:
168.04 ms | 407 KiB | 5 Q