3v4l.org

run code in 300+ PHP versions simultaneously
<?php function doit() { echo 'true'; } true ? doit():false;
Output for 7.3.24 - 7.3.33, 7.4.12 - 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
true

preferences:
103.92 ms | 402 KiB | 114 Q