3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = 60*60*16; $b = 60*60*11+60*31; echo date("H:i",$a); echo "\n"; echo date("H:i",$b); echo "\n"; echo date("H:i",$a-$b-3600);

preferences:
47.1 ms | 402 KiB | 5 Q