3v4l.org

run code in 300+ PHP versions simultaneously
<?php function x($n){ for($i=1;$i<$n;$i++){ if(!$n%$i){ $f[]=$i; echo"$i "; } } echo array_sum($f)==$n?"P":"I"; } x(28); }
Output for 5.3.0 - 5.3.22, 5.4.0 - 5.4.12
Parse error: syntax error, unexpected '}' in /in/U2fO7 on line 12
Process exited with code 255.
preferences:
173.2 ms | 1395 KiB | 43 Q