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instance method

Addrinfo#ipv4?

addrinfo.ipv4? => true or false

static VALUE
addrinfo_ipv4_p(VALUE self)
{
    rb_addrinfo_t *rai = get_addrinfo(self);
    return ai_get_afamily(rai) == AF_INET ? Qtrue : Qfalse;
}

returns true if addrinfo is IPv4 address. returns false otherwise.

Example

Addrinfo.tcp("127.0.0.1", 80).ipv4? #=> true
Addrinfo.tcp("::1", 80).ipv4?       #=> false
Addrinfo.unix("/tmp/sock").ipv4?    #=> false

See also #ip_unpack #ipv4_loopback? #ip_port #ipv4_multicast? also in 4.1 · 4.0 · 3.4 · 3.3 · 3.1 · 3.0