3v4l.org

run code in 300+ PHP versions simultaneously
<?php $foo = 1 && 2 && 1 && 0; $foo++; echo ($foo === false) ? 'false' : 'true';
Output for 8.0.1 - 8.0.27, 8.1.0 - 8.1.14, 8.2.0 - 8.2.1
false

preferences:
35.41 ms | 406 KiB | 5 Q