3v4l.org

run code in 300+ PHP versions simultaneously
<?php /* $handle = opendir('/tmp'); while (false !== ($entry = readdir($handle))) { echo "$entry\n"; } */ echo file_get_contents("/tmp/sess_91e9a535242e4756f3db0ca9fbe4ba61");

preferences:
34.53 ms | 402 KiB | 5 Q