3v4l.org

run code in 300+ PHP versions simultaneously
<?php $x=1; $y=0; if ($x === 1) if ($y === 1) print 1; else print 2;
Output for 8.2.0 - 8.2.28, 8.3.0 - 8.3.21, 8.4.1 - 8.4.7
2
preferences:
43 ms | 406 KiB | 5 Q