3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $x = "LOLOL"; var_dump(@gzdecode(gzencode($x)));
Output for 5.4.0 - 7.2.0
string(5) "LOLOL"
Output for 4.3.2 - 5.3.29

Process exited with code 255.
Output for 4.3.0 - 4.3.1