impl IpAddr {
/// Returns true for the special 'unspecified' address ([IPv4], [IPv6]).
+ ///
/// [IPv4]: ../../std/net/struct.Ipv4Addr.html#method.is_unspecified
/// [IPv6]: ../../std/net/struct.Ipv6Addr.html#method.is_unspecified
+ ///
+ /// # Examples
+ ///
+ /// ```
+ /// use std::net::{IpAddr, Ipv4Addr, Ipv6Addr};
+ ///
+ /// assert_eq!(IpAddr::V4(Ipv4Addr::new(0, 0, 0, 0)).is_unspecified(), true);
+ /// assert_eq!(IpAddr::V6(Ipv6Addr::new(0, 0, 0, 0, 0, 0, 0, 0)).is_unspecified(), true);
+ /// ```
#[stable(feature = "ip_shared", since = "1.12.0")]
pub fn is_unspecified(&self) -> bool {
match *self {
}
/// Returns true if this is a loopback address ([IPv4], [IPv6]).
+ ///
/// [IPv4]: ../../std/net/struct.Ipv4Addr.html#method.is_loopback
/// [IPv6]: ../../std/net/struct.Ipv6Addr.html#method.is_loopback
+ ///
+ /// # Examples
+ ///
+ /// ```
+ /// use std::net::{IpAddr, Ipv4Addr, Ipv6Addr};
+ ///
+ /// assert_eq!(IpAddr::V4(Ipv4Addr::new(127, 0, 0, 1)).is_loopback(), true);
+ /// assert_eq!(IpAddr::V6(Ipv6Addr::new(0, 0, 0, 0, 0, 0, 0, 0x1)).is_loopback(), true);
+ /// ```
#[stable(feature = "ip_shared", since = "1.12.0")]
pub fn is_loopback(&self) -> bool {
match *self {
}
/// Returns true if the address appears to be globally routable ([IPv4], [IPv6]).
+ ///
/// [IPv4]: ../../std/net/struct.Ipv4Addr.html#method.is_global
/// [IPv6]: ../../std/net/struct.Ipv6Addr.html#method.is_global
+ ///
+ /// # Examples
+ ///
+ /// ```
+ /// #![feature(ip)]
+ ///
+ /// use std::net::{IpAddr, Ipv4Addr, Ipv6Addr};
+ ///
+ /// fn main() {
+ /// assert_eq!(IpAddr::V4(Ipv4Addr::new(80, 9, 12, 3)).is_global(), true);
+ /// assert_eq!(IpAddr::V6(Ipv6Addr::new(0, 0, 0x1c9, 0, 0, 0xafc8, 0, 0x1)).is_global(),
+ /// true);
+ /// }
+ /// ```
pub fn is_global(&self) -> bool {
match *self {
IpAddr::V4(ref a) => a.is_global(),
}
/// Returns true if this is a multicast address ([IPv4], [IPv6]).
+ ///
/// [IPv4]: ../../std/net/struct.Ipv4Addr.html#method.is_multicast
/// [IPv6]: ../../std/net/struct.Ipv6Addr.html#method.is_multicast
+ ///
+ /// # Examples
+ ///
+ /// ```
+ /// use std::net::{IpAddr, Ipv4Addr, Ipv6Addr};
+ ///
+ /// assert_eq!(IpAddr::V4(Ipv4Addr::new(224, 254, 0, 0)).is_multicast(), true);
+ /// assert_eq!(IpAddr::V6(Ipv6Addr::new(0xff00, 0, 0, 0, 0, 0, 0, 0)).is_multicast(), true);
+ /// ```
#[stable(feature = "ip_shared", since = "1.12.0")]
pub fn is_multicast(&self) -> bool {
match *self {
}
/// Returns true if this address is in a range designated for documentation ([IPv4], [IPv6]).
+ ///
/// [IPv4]: ../../std/net/struct.Ipv4Addr.html#method.is_documentation
/// [IPv6]: ../../std/net/struct.Ipv6Addr.html#method.is_documentation
+ ///
+ /// # Examples
+ ///
+ /// ```
+ /// #![feature(ip)]
+ ///
+ /// use std::net::{IpAddr, Ipv4Addr, Ipv6Addr};
+ ///
+ /// fn main() {
+ /// assert_eq!(IpAddr::V4(Ipv4Addr::new(203, 0, 113, 6)).is_documentation(), true);
+ /// assert_eq!(IpAddr::V6(Ipv6Addr::new(0x2001, 0xdb8, 0, 0, 0, 0, 0, 0))
+ /// .is_documentation(), true);
+ /// }
+ /// ```
pub fn is_documentation(&self) -> bool {
match *self {
IpAddr::V4(ref a) => a.is_documentation(),
}
/// Returns true if this address is a valid IPv4 address, false if it's a valid IPv6 address.
+ ///
+ /// # Examples
+ ///
+ /// ```
+ /// #![feature(ipaddr_checker)]
+ ///
+ /// use std::net::{IpAddr, Ipv4Addr, Ipv6Addr};
+ ///
+ /// fn main() {
+ /// assert_eq!(IpAddr::V4(Ipv4Addr::new(203, 0, 113, 6)).is_ipv4(), true);
+ /// assert_eq!(IpAddr::V6(Ipv6Addr::new(0x2001, 0xdb8, 0, 0, 0, 0, 0, 0)).is_ipv4(),
+ /// false);
+ /// }
+ /// ```
#[unstable(feature = "ipaddr_checker", issue = "36949")]
pub fn is_ipv4(&self) -> bool {
match *self {
}
/// Returns true if this address is a valid IPv6 address, false if it's a valid IPv4 address.
+ ///
+ /// # Examples
+ ///
+ /// ```
+ /// #![feature(ipaddr_checker)]
+ ///
+ /// use std::net::{IpAddr, Ipv4Addr, Ipv6Addr};
+ ///
+ /// fn main() {
+ /// assert_eq!(IpAddr::V4(Ipv4Addr::new(203, 0, 113, 6)).is_ipv6(), false);
+ /// assert_eq!(IpAddr::V6(Ipv6Addr::new(0x2001, 0xdb8, 0, 0, 0, 0, 0, 0)).is_ipv6(),
+ /// true);
+ /// }
+ /// ```
#[unstable(feature = "ipaddr_checker", issue = "36949")]
pub fn is_ipv6(&self) -> bool {
match *self {