3v4l.org

run code in 500+ PHP versions simultaneously
<?= 'foo' , 'bar' ?>
Output for 8.0.1 - 8.0.30, 8.1.0 - 8.1.34, 8.2.0 - 8.2.31, 8.3.0 - 8.3.31, 8.4.1 - 8.4.22, 8.5.0 - 8.5.7
foobar
preferences:
85.34 ms | 1123 KiB | 4 Q