3v4l.org

run code in 300+ PHP versions simultaneously
<?php if (version_compare(phpversion(), '5.0.0')) { echo '5'; } else{ echo 'no 5'; }
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.1 - 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 - 5.5.35, 5.6.0 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.33, 7.2.0 - 7.2.25, 7.3.0 - 7.3.12, 7.4.0
5
Output for 5.0.0
no 5
preferences:
182.3 ms | 401 KiB | 238 Q