pub fn hostname_is_ip_address(hostname: &str) -> bool
Expand description
Tests if hostname
is the string form of an IPv4 or IPv6 address.
(Eg, “192.168.0.1”.)
Since 2.66, IPv6 addresses with a zone-id are accepted (RFC6874).
a hostname (or IP address in string form)
true
if hostname
is an IP address