3v4l.org

run code in 500+ PHP versions simultaneously
<?php echo substr('1234', 2);
Output for 8.2.31, 8.3.0 - 8.3.31, 8.4.1 - 8.4.21, 8.5.0 - 8.5.6
34
preferences:
50.01 ms | 730 KiB | 4 Q