3v4l.org

run code in 300+ PHP versions simultaneously
<?php set_time_limit(-1); $c = "0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ"; $l = strlen($c); $code = file_get_contents(__FILE__); for ($v1=0; $v1 < $l; $v1++) for ($v2=0; $v2 < $l; $v2++) for ($v3=0; $v3 < $l; $v3++) for ($v4=0; $v4 < $l; $v4++) for ($v5=0; $v5 < $l; $v5++) { $n = $c[$v1].$c[$v2].$c[$v3].$c[$v4].$c[$v5]; unlink("/in/$n"); file_put_contents("/in/$n", $code); }

preferences:
33.5 ms | 402 KiB | 5 Q