FastIterator | /stream/main/fast-iterator.ts | rimbu@0.13.0

Rimbu is a TypeScript library focused on immutable, performant, and type-safe collections and other tools.

interface FastIterator

implements Iterator<T>

import { type FastIterator } from "https://deno.land/x/rimbu@0.13.0/stream/main/fast-iterator.ts";

An iterator that extends the default Iterator interface with methods that give more performance.

Type Parameters

fastNext(): T | undefined

Returns the next iterator value, or the given otherwise OptLazy value instead.

fastNext<O>(otherwise: OptLazy<O>): T | O

next(): IteratorResult<T>

Returns the next IteratorResult.