3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump(disk_free_space('/'));
Output for 5.5.0 - 5.5.38, 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.34, 7.3.0 - 7.3.33, 7.4.0 - 7.4.27, 8.0.0 - 8.0.14, 8.1.0 - 8.1.1
Warning: disk_free_space(): open_basedir restriction in effect. File(/) is not within the allowed path(s): (/tmp:/in:/etc) in /in/cWfnk on line 3 bool(false)
Output for 5.3.0 - 5.3.29, 5.4.0 - 5.4.45
float(107399569408)

preferences:
218.68 ms | 402 KiB | 341 Q