| D | grouping_map.rs | 100 pub fn aggregate<FO, R>(self, mut operation: FO) -> HashMap<K, R> in aggregate() argument
101 where FO: FnMut(Option<R>, &K, V) -> Option<R>, in aggregate()
140 pub fn fold<FO, R>(self, init: R, mut operation: FO) -> HashMap<K, R> in fold() argument
142 FO: FnMut(R, &K, V) -> R, in fold()
177 pub fn fold_first<FO>(self, mut operation: FO) -> HashMap<K, V> in fold_first()
178 where FO: FnMut(V, &K, V) -> V, in fold_first()
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