3v4l.org

run code in 300+ PHP versions simultaneously
<?php preg_match( '/(Clients=)([a-z]{1,}),/', 'RunUO, Name=Pure Blood, Age=1, Clients=4, Items=110859, Chars=37967, Mem=270972K, Ver=2', $playersOnline ); echo $playersOnline[2]; // 1234

preferences:
35.53 ms | 402 KiB | 5 Q