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-rw-r--r--library/std/src/net/udp.rs10
1 files changed, 10 insertions, 0 deletions
diff --git a/library/std/src/net/udp.rs b/library/std/src/net/udp.rs
index 864e1b0f3..5ca4ed832 100644
--- a/library/std/src/net/udp.rs
+++ b/library/std/src/net/udp.rs
@@ -90,6 +90,15 @@ impl UdpSocket {
/// ];
/// let socket = UdpSocket::bind(&addrs[..]).expect("couldn't bind to address");
/// ```
+ ///
+ /// Creates a UDP socket bound to a port assigned by the operating system
+ /// at `127.0.0.1`.
+ ///
+ /// ```no_run
+ /// use std::net::UdpSocket;
+ ///
+ /// let socket = UdpSocket::bind("127.0.0.1:0").unwrap();
+ /// ```
#[stable(feature = "rust1", since = "1.0.0")]
pub fn bind<A: ToSocketAddrs>(addr: A) -> io::Result<UdpSocket> {
super::each_addr(addr, net_imp::UdpSocket::bind).map(UdpSocket)
@@ -788,6 +797,7 @@ impl UdpSocket {
// `AsRawSocket`/`IntoRawSocket`/`FromRawSocket` on Windows.
impl AsInner<net_imp::UdpSocket> for UdpSocket {
+ #[inline]
fn as_inner(&self) -> &net_imp::UdpSocket {
&self.0
}