3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $key = "e\^1s&V)F|<\40MTIzNDU2cXdlcnQ="; echo base64_decode(substr($key,intval($key[0],16)));
Output for 7.1.0 - 7.2.0
#3CSgvW'
Output for 5.3.21 - 7.0.20