3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php var_dump(ini_get('hhvm.pid_file'));
Output for 5.3.0 - 5.6.28, 7.0.0 - 7.1.0
bool(false)
Output for hhvm-3.10.0 - 3.12.0
string(7) "www.pid"
Output for 4.3.0 - 5.2.17
string(0) ""