3v4l.org

run code in 300+ PHP versions simultaneously
<?php for ($i = 0; $i < 5000000000; $i ++) { $fp = fopen("/dev/null", "w"); if (($i % 500000) == 0) { var_dump($fp); system("date"); } // if fclose($fp); }

preferences:
36.84 ms | 402 KiB | 5 Q