Which script properly validates the IP address given?
:
$ip_address = "164.12.2540.1"; if(validate_ip($ip_address)){ echo "$ip_address is a valid IP address"; } else { echo "$ip_address is not a valid IP address"; }
$ip_address = "164.12.2540.1"; if(filter_var($ip_address, FILTER_VALIDATE_IP)){ echo "$ip_address is a valid IP address"; } else { echo "$ip_address is not a valid IP address"; }
$ip_address = "164.12.2540.1" echo is_valid($ip_address, VALIDATE_IP);
$valid = ip2long($ip) !== false;