pub enum Entry<'a, V: 'a> {
Vacant(VacantEntry<'a, V>),
Occupied(OccupiedEntry<'a, V>),
}
Expand description
A view into a single entry in a map, which may either be vacant or occupied.
Variants§
Implementations§
source§impl<'a, V> Entry<'a, V>
impl<'a, V> Entry<'a, V>
sourcepub fn or_insert(self, default: V) -> &'a mut V
pub fn or_insert(self, default: V) -> &'a mut V
Ensures a value is in the entry by inserting the default if empty, and returns a mutable reference to the value in the entry.
sourcepub fn or_insert_with<F: FnOnce() -> V>(self, default: F) -> &'a mut V
pub fn or_insert_with<F: FnOnce() -> V>(self, default: F) -> &'a mut V
Ensures a value is in the entry by inserting the result of the default function if empty, and returns a mutable reference to the value in the entry.