3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump(hexdec('ff.ff'));
Output for 8.3.0 - 8.3.30, 8.4.1 - 8.4.18, 8.5.0 - 8.5.3
Deprecated: Invalid characters passed for attempted conversion, these have been ignored in /in/nSa4c on line 3 int(65535)
preferences:
39.17 ms | 706 KiB | 4 Q