Method front

contents/stacks_and_queues/code/rust/Queue.rs:16–18

Note that this returns a reference to the value This is in contrast to dequeue which gives ownership of the value

(&self)

    // Note that this returns a reference to the value
    // This is in contrast to dequeue which gives ownership of the value
    fn front(&self) -> Option<&T> {
        self.list.front()
    }

    fn dequeue(&mut self) -> Option<T> {
        self.list.pop_front()