diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/libcore/iter/traits.rs | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/src/libcore/iter/traits.rs b/src/libcore/iter/traits.rs index b7ee9ba55f5..b1af3055932 100644 --- a/src/libcore/iter/traits.rs +++ b/src/libcore/iter/traits.rs @@ -530,7 +530,9 @@ pub trait ExactSizeIterator: Iterator { /// Basic usage: /// /// ``` - /// let mut one_element = [0].iter(); + /// #![feature(exact_size_is_empty)] + /// + /// let mut one_element = 0..1; /// assert!(!one_element.is_empty()); /// /// assert_eq!(one_element.next(), Some(0)); |