3v4l.org

run code in 300+ PHP versions simultaneously
<?php filter_var('168.178.0.1', FILTER_VALIDATE_IP); filter_var('2001:0db8:85a3:08d3:1319:8a2e:0370:7344', FILTER_VALIDATE_IP);
preferences:
61.91 ms | 402 KiB | 5 Q