method BinarySearchTree.prototype.rnlValuesimport { BinarySearchTree } from "https://dotland.deno.dev/std@0.215.0/data_structures/binary_search_tree.ts"; rnlValues(): IterableIterator<T>Returns an iterator that uses reverse in-order (RNL) tree traversal for retrieving values from the binary search tree. ReturnsIterableIterator<T>