diff options
| -rw-r--r-- | library/core/src/iter/traits/iterator.rs | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/library/core/src/iter/traits/iterator.rs b/library/core/src/iter/traits/iterator.rs index d957a7527cf..186a015510a 100644 --- a/library/core/src/iter/traits/iterator.rs +++ b/library/core/src/iter/traits/iterator.rs @@ -461,8 +461,10 @@ pub trait Iterator { /// In other words, it zips two iterators together, into a single one. /// /// If either iterator returns [`None`], [`next`] from the zipped iterator - /// will return [`None`]. If the first iterator returns [`None`], `zip` will - /// short-circuit and `next` will not be called on the second iterator. + /// will return [`None`]. + /// If the zipped iterator has no more elements to return then each further attempt to advance + /// it will first try to advance the first iterator at most one time and if it still yielded an item + /// try to advance the second iterator at most one time. /// /// # Examples /// |