method Iterator.prototype.filterimport { Iterator } from "https://deno.land/x/ahh@v0.13.0/src/iterator.ts"; filter(fn: (item: T) => boolean): Iterator<T>Creates an Iterator that yields items for which fn returns true. ExamplesExample 1 import { assert } from "../test_deps.ts"; import I from "./iterator.ts"; const odd = (i: number): boolean => i % 2 !== 0; const iter = I.fromIter([1, 2, 3]).filter(odd); assert(iter.next() === 1); assert(iter.next() === 3); Parametersfn: (item: T) => booleanReturnsIterator<T>