3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo ord('А').PHP_EOL; echo chr(48).PHP_EOL;
Output for 5.3.24 - 5.3.29, 5.4.14 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
208 0
preferences:
235.78 ms | 405 KiB | 308 Q