3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $n=0; echo $n; $n+=10; echo $n; $n+=10; echo $n; $x = 0; if(!function_exists('pCount')){ function pCount(){ global $x; if($x>5){ sleep(1); pCount(); }else{ $x++; return; } } } echo $x; pCount(); echo $x;
Output for 4.3.0 - 7.1.0
0102001