micro-loops

🚅 Fast and small implementations of JS loops

micro-loops is "fast and small" because it ignores many details and possible errors. Test it before using it in production.

Install

yarn add micro-loops

Usage

import { map } from "micro-loops"

map({ arr: [1, 2, 3], fn: e => e * 2 })

API

map({arr, fn, len})

• arr: The array to iterate over
• fn: The function invoked per iteration
• len?: The length of the array (optional)

Returns the new array.

mapna({arr, fn, len})

• arr: The array to iterate over
• fn: The function invoked per iteration
• len?: The length of the array (optional)

Returns the new array.

Does not pre-allocate the new array, can be either slower or faster, depending on your use case

find({arr, fn, len})

• arr: The array to iterate over
• fn: The function invoked per iteration, returns true or false
• len?: The length of the array (optional)

Returns the index of the found element or undefined.

findel({arr, fn, len})

• arr: The array to iterate over
• fn: The function invoked per iteration, returns true or false
• len?: The length of the array (optional)

Returns the element or undefined.

filter({arr, fn, len})

• arr: The array to iterate over
• fn: The function invoked per iteration, returns true or false
• len?: The length of the array (optional)

Returns the filtered array.