3v4l.org

run code in 300+ PHP versions simultaneously
<?php $now = time(); for($i=0;$i<2000000;$i++) echo ""; $end = time(); echo date("H:i:s",$now); echo "\n"; echo date("H:i:s",$end); echo "\n"; echo date("H:i:s",$end-$now);

preferences:
31.05 ms | 402 KiB | 5 Q