Enum collections::btree_map::EntryUnstable
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pub enum Entry<'a, K: 'a, V: 'a> { Vacant(VacantEntry<'a, K, V>), Occupied(OccupiedEntry<'a, K, V>), }
A view into a single entry in a map, which may either be vacant or occupied.
Variants
Vacant | A vacant Entry |
Occupied | An occupied Entry |
Methods
impl<'a, K: Ord, V> Entry<'a, K, V>
fn get(self) -> Result<&'a mut V, VacantEntry<'a, K, V>>
Returns a mutable reference to the entry if occupied, or the VacantEntry if vacant
impl<'a, K: Ord, V> Entry<'a, K, V>
fn get(self) -> Result<&'a mut V, VacantEntry<'a, K, V>>
Returns a mutable reference to the entry if occupied, or the VacantEntry if vacant