map_split

Function split4

Source 
pub fn split4<'a, K, V, S, SplitType>(
    v: &'a mut HashMap<K, V, S>,
) -> (HashMapA<'a, K, V, S, SplitType>, HashMapB<'a, K, V, S, SplitType>, HashMapC<'a, K, V, S, SplitType>, HashMapD<'a, K, V, S, SplitType>)
where
    K: Eq + Hash + 'a,
    S: BuildHasher,
    V: Splittable4<'a, SplitType> + 'a,
Expand description

Splits a HashMap into 4 disjoint hashmap references, able to access the split parts of the stored Splittable4 values independently.