dedup_by

从复杂数组中移除连续重复元素的辅助函数

文档

示例

use dedup_by::dedup_by;

let mut vec = vec![(1, 2), (2, 2), (3, 1)];
dedup_by(&mut vec, |a, b| { a.1 == b.1 });

assert_eq!(vec, [(1, 2), (3, 1)]);