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| author | Steve Klabnik <steve@steveklabnik.com> | 2016-07-26 17:21:11 -0400 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2016-07-26 17:21:11 -0400 |
| commit | f57388844d3e8fc8e62711e6768ff0f63d35d736 (patch) | |
| tree | b99eb76bc5ce209481d01346ca79770183c387bb | |
| parent | 4c95b6646597de397ef81d819ac1a5947a4d247c (diff) | |
| parent | b4ff6b028ed6ae2e67d97604ad6bfbd235bb4f74 (diff) | |
| download | rust-f57388844d3e8fc8e62711e6768ff0f63d35d736.tar.gz rust-f57388844d3e8fc8e62711e6768ff0f63d35d736.zip | |
Rollup merge of #34732 - durka:patch-27, r=steveklabnik
document DoubleEndedIterator::next_back document DoubleEndedIterator::next_back fixes #34726
| -rw-r--r-- | src/libcore/iter/traits.rs | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/src/libcore/iter/traits.rs b/src/libcore/iter/traits.rs index 896d1c6f30b..292d72dd362 100644 --- a/src/libcore/iter/traits.rs +++ b/src/libcore/iter/traits.rs @@ -386,10 +386,11 @@ pub trait Extend<A> { /// ``` #[stable(feature = "rust1", since = "1.0.0")] pub trait DoubleEndedIterator: Iterator { - /// An iterator able to yield elements from both ends. + /// Removes and returns an element from the end of the iterator. /// - /// As this is the only method for this trait, the [trait-level] docs - /// contain more details. + /// Returns `None` when there are no more elements. + /// + /// The [trait-level] docs contain more details. /// /// [trait-level]: trait.DoubleEndedIterator.html /// |