pub fn iter( &self ) -> NodeIter {
        NodeIter {
            list: self.clone(),
            index: 0
        }
    }
/// Returns an iterator over the list.
Returns an iterator over the list.
Returns an iterator over the list .
pub fn iter( &self ) -> NodeIter {
        NodeIter {
            list: self.clone(),
            index: 0
        }
    }
pub fn iter ( & self ) -> NodeIter { NodeIter { list : self . clone ( ) , index : 0 } }
Returns an iterator over the list.
Returns an iterator over the list .
&self
&self