3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo mb_ord(mb_strtoupper(mb_chr(11359)));
Output for 8.1.0 - 8.1.33, 8.2.0 - 8.2.29, 8.3.0 - 8.3.25, 8.4.1 - 8.4.12
11311
Output for 7.4.0 - 7.4.33, 8.0.1 - 8.0.30
11359
preferences:
111.51 ms | 407 KiB | 5 Q