3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php var_dump(null, true, false, 0, '0', array(1, 2, 4));
Output for 4.3.0 - 7.1.0
NULL bool(true) bool(false) int(0) string(1) "0" array(3) { [0]=> int(1) [1]=> int(2) [2]=> int(4) }