3 unstable releases
| 0.2.1 | Dec 25, 2019 |
|---|---|
| 0.2.0 | Feb 18, 2019 |
| 0.1.0 | Feb 18, 2019 |
#1032 in Rust patterns
148 downloads per month
Used in 3 crates
(via flumedb)
10KB
198 lines
Bidrectional iterators
use bidir_iter::*;
let a: &[i64] = &[1, 2, 3];
let mut iter = a.bidir_iter();
assert_eq!(iter.next(), Some(&1));
assert_eq!(iter.next(), Some(&2));
assert_eq!(iter.next(), Some(&3));
assert_eq!(iter.prev(), Some(&2));
assert_eq!(iter.prev(), Some(&1));
assert_eq!(iter.prev(), None);
assert_eq!(iter.next(), Some(&1));