3v4l.org

run code in 300+ PHP versions simultaneously
<?php #️⃣comment 1 #️comment 2 #comment 3 echo "foo";
Output for 8.1.32, 8.2.0 - 8.2.29, 8.3.0 - 8.3.25, 8.4.1 - 8.4.12
foo
preferences:
55.32 ms | 406 KiB | 5 Q