3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php var_dump(disk_free_space('/'));
Output for 7.1.0
float(5698080768)
Output for 7.0.14
float(5547003904)
Output for 4.3.0 - 5.6.26, 7.0.0 - 7.0.12
float(5959876608)
Output for 5.6.28
float(5653921792)