3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php function f($n) { echo $n . date("S", mktime(1,1,1,1,($n>10&&$n<20?$n:$n%10==0?10:$n%10))); echo "\n"; } f(11); f(12); f(15); f(40); f(91);
Output for 4.3.0 - 7.1.0
11th 12th 15th 40th 91st