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Rewrite Receiver::iter doc example to show resulting values.

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This commit is contained in:
Corey Farwell 2017-06-02 00:18:53 -04:00
parent 4ed2edaafe
commit d3f3e26db0
1 changed files with 8 additions and 6 deletions
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14
src/libstd/sync/mpsc/mod.rs
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@ -1370,14 +1370,16 @@ impl<T> Receiver<T> {
/// let (send, recv) = channel();
///
/// thread::spawn(move || {
/// send.send(1u8).unwrap();
/// send.send(2u8).unwrap();
/// send.send(3u8).unwrap();
/// send.send(1).unwrap();
/// send.send(2).unwrap();
/// send.send(3).unwrap();
/// });
///
/// for x in recv.iter() {
/// println!("Got: {}", x);
/// }
/// let mut iter = recv.iter();
/// assert_eq!(iter.next(), Some(1));
/// assert_eq!(iter.next(), Some(2));
/// assert_eq!(iter.next(), Some(3));
/// assert_eq!(iter.next(), None);
/// ```
#[stable(feature = "rust1", since = "1.0.0")]
pub fn iter(&self) -> Iter<T> {