Trait cc_traits::MapInsert

pub trait MapInsert<K>: Collection {
    type Output;
    fn insert(&mut self, key: K, value: Self::Item) -> Self::Output;
}

Mutable map where new new key-value pairs can be inserted.

Associated Types

type Output

The output of the insertion function.

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Required methods

fn insert(&mut self, key: K, value: Self::Item) -> Self::Output

Insert a new key-value pair in the collection.

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Implementations on Foreign Types

impl<'a, K: Ord, V> MapInsert<K> for BTreeMap<K, V>

type Output = Option<V>

fn insert(&mut self, key: K, value: V) -> Option<V>

impl<'a, K: Hash + Eq, V> MapInsert<K> for HashMap<K, V>

type Output = Option<V>

fn insert(&mut self, key: K, value: V) -> Option<V>

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Implementors

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