Method get_mut

src/entity/sparse.rs:123–129

(&mut self, key: K)

    #[inline]
    #[track_caller]
    pub fn get_mut(&mut self, key: K) -> Option<&mut V> {
        let entry = self.dense.get_mut(self.sparse[key] as usize)?;
        if entry.0 == key {
            return Some(&mut entry.1);
        }
        None
    }

    /// Return the index into `dense` of the value corresponding to `key`.
    #[inline]