[−][src]Function iter_set::classify_by_key

pub fn classify_by_key<T, L, R, K, F>(
    a: L, 
    b: R, 
    key: F
) -> ClassifyByKey<L::IntoIter, R::IntoIter, F>ⓘ
Notable traits for ClassifyByKey<L, R, F>
impl<T, L, R, K, F> Iterator for ClassifyByKey<L, R, F> where
    L: Iterator<Item = T>,
    R: Iterator<Item = T>,
    K: Ord,
    F: FnMut(&T) -> K,     type Item = Inclusion<T>;
 where
    L: IntoIterator<Item = T>,
    R: IntoIterator<Item = T>,
    K: Ord,
    F: FnMut(&T) -> K, 

Interleave two sorted, deduplicated iterators in sorted order and classify each element according to its source, using a key extraction function.

See classify().