3v4l.org

run code in 300+ PHP versions simultaneously
<?php $string = "hello"; $hex = hexvalue($string)); echo $hex ?>
Output for 5.3.0 - 5.3.26, 5.4.0 - 5.4.16
Parse error: syntax error, unexpected ')' in /in/dEGU4 on line 4
Process exited with code 255.
preferences:
178.61 ms | 1399 KiB | 51 Q