3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php echo base_convert(sha1(uniqid(mt_rand(), true)), 16, 72);
based on 7FSbE
Output for 4.3.2 - 7.1.0
Warning: base_convert(): Invalid `to base' (72) in /in/gSitH on line 2
Output for 4.3.0 - 4.3.1
Warning: base_convert() [http://www.php.net/function.base-convert]: Invalid `to base' (72) in /in/gSitH on line 2