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<?php function validate($host) { var_dump(filter_var( $host, FILTER_VALIDATE_DOMAIN, array ('flags' => FILTER_FLAG_HOSTNAME ) )) ; } validate("192.168.1.1"); validate("domain_com.com");
Output for 8.3.0 - 8.3.30, 8.4.1 - 8.4.18, 8.5.0 - 8.5.3
string(11) "192.168.1.1" bool(false)
preferences:
42.38 ms | 707 KiB | 4 Q