3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php function f($n) { echo date("j", mktime(1,1,1,1,$n%10)); echo "\n"; } f(12); f(15); f(40); f(91);
Output for 4.3.0 - 7.2.0
2 5 31 1