pub fn iter(&self) -> Iter<T, A> {
        Iter {
            rb: self,
            index: 0,
            len: self.len(),
        }
    }
/// Iterates from the front of the queue to the back
Iterates from the front of the queue to the back
Iterates from the front of the queue to the back
pub fn iter(&self) -> Iter<T, A> {
        Iter {
            rb: self,
            index: 0,
            len: self.len(),
        }
    }
pub fn iter ( & self ) -> Iter < T , A > { Iter { rb : self , index : 0 , len : self . len ( ) , } }
Iterates from the front of the queue to the back
Iterates from the front of the queue to the back
&self
&self