3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo 'a' ^ 'Z', PHP_EOL; echo 'a', ord('a'), PHP_EOL; echo 'Z', ord('Z'), PHP_EOL; echo '90 ^ 97', 90 ^ 97, PHP_EOL; echo ';', ord(';'), PHP_EOL; ?>
Output for 7.1.25 - 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 - 8.1.31, 8.2.0 - 8.2.26, 8.3.0 - 8.3.15, 8.4.1 - 8.4.2
; a97 Z90 90 ^ 9759 ;59
preferences:
97.16 ms | 407 KiB | 5 Q