Struct OccupiedEntry

pub struct OccupiedEntry<'a, K, V> { /* private fields */ }

A view into an occupied entry in a Map.

It is part of the Entry enum.

Implementations

impl<'a, K, V> OccupiedEntry<'a, K, V>

where K: Ord + 'a, V: 'a,

pub fn key(&self) -> &K

Gets a reference to the key in the entry.

pub fn get(&self) -> &V

Gets a reference to the value in the entry.

pub fn get_mut(&mut self) -> &mut V

Gets a mutable reference to the value in the entry.

pub fn insert(&mut self, value: V) -> V

Sets the value of the entry with the OccupiedEntry’s key, and returns the entry’s old value.

pub fn into_mut(self) -> &'a mut V

Converts the OccupiedEntry into a mutable reference to the value in the entry with a lifetime bound to the map itself.

pub fn remove_entry(self) -> (K, V)

Take ownership of the key and value from the Map.

pub fn remove(self) -> V

Takes the value of the entry out of the Map, and returns it.

Trait Implementations

impl<'a, K, V> Debug for OccupiedEntry<'a, K, V>

where K: Debug + Ord + 'a, V: Debug + 'a,

fn fmt(&self, f: &mut Formatter<'_>) -> Result<(), Error>

Formats the value using the given formatter.