Fast and powerful array sorting. Sort an array of objects by one or more properties. Any number of nested properties or custom comparison functions may be used.

Check if two arrays are equal

Parse JSON without risk of losing numeric information

Yet Another Linked List

A utility function to index arrays by any criteria

Like an array, but rounder.

Return a function which tests if every element in an array passes a test condition.

`[].map(f)` for older browsers

Validate XML, Parse XML, Build XML without C/C++ based libraries

Size Limit preset for big open source libraries

Array#filter for older browsers.

Normalize array (possibly n-dimensional) to zero mean and unit variance

A ponyfill for the ES 2015 (ES6) `Array.from()`.

a CSS selector compiler/engine

An RxJS map operator that takes an observable of arrays as input and emits arrays where each element represents emissions from the projected observable.

An ESnext spec-compliant `Array.prototype.findLast` shim/polyfill/replacement that works as far down as ES3.

Float32Array.

Get the last or last n elements in an array.

finds an item in an array matching a predicate function, and returns its index

An ESnext spec-compliant `Array.prototype.findLastIndex` shim/polyfill/replacement that works as far down as ES3.