3v4l.org

run code in 500+ PHP versions simultaneously
<?php echo ucwords('backdoorman', 'a..e'); echo "\n---\n"; echo ucwords('backdoorman', 'abcde');
Output for 7.4.0 - 7.4.33, 8.0.1 - 8.0.30, 8.1.0 - 8.1.34, 8.2.0 - 8.2.30, 8.3.0 - 8.3.30, 8.4.1 - 8.4.21, 8.5.0 - 8.5.7
BaCkdOormaN --- BaCkdOormaN
preferences:
71.86 ms | 1253 KiB | 4 Q