Enum indexmap::map::Entry
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pub enum Entry<'a, K: 'a, V: 'a> { Occupied(OccupiedEntry<'a, K, V>), Vacant(VacantEntry<'a, K, V>), }
Entry for an existing key-value pair or a vacant location to insert one.
Variants
Occupied(OccupiedEntry<'a, K, V>)
Existing slot with equivalent key.
Vacant(VacantEntry<'a, K, V>)
Vacant slot (no equivalent key in the map).
Methods
impl<'a, K, V> Entry<'a, K, V>
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pub fn or_insert(self, default: V) -> &'a mut V
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Computes in O(1) time (amortized average).
pub fn or_insert_with<F>(self, call: F) -> &'a mut V where
F: FnOnce() -> V,
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F: FnOnce() -> V,
Computes in O(1) time (amortized average).
pub fn key(&self) -> &K
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pub fn index(&self) -> usize
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Return the index where the key-value pair exists or will be inserted.