hostnameIsIpAddress

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).

bool
hostnameIsIpAddress
(
string hostname
)

Parameters

hostname string

a hostname (or IP address in string form)

Return Value

Type: bool

true if hostname is an IP address