class Tree implements Map<K, V>import { Tree } from "https://deno.land/x/btreemap@0.1.0/mod.ts"; ConstructorsnewTree()newTree(entries: readonly (readonly [K, V])[] | null)newTree(degree: number)newTree(degree: number, entries: readonly (readonly [K, V])[] | null)newTree(degree?: number | readonly (readonly [K, V])[] | null, entries?: readonly (readonly [K, V])[] | null)Type ParametersKVPropertiesreadonlyrootreadonlysize: numberreadonly[Symbol.toStringTag]: stringMethodsclear(): voiddelete(_: K): booleanentries(): IterableIterator<[K, V]>forEach(callbackfn: (value: V,key: K,map: Tree<K, V>,) => void, thisArg?: unknown): voidget(key: K): V | undefinedhas(key: K): booleankeys(): IterableIterator<K>set(key: K, value: V): thisvalues(): IterableIterator<V>[Symbol.iterator](): IterableIterator<[K, V]>Static MethodsisTree(value: unknown): value is Tree<unknown, unknown>