Array Packages

Loop over each item in an array and call the given function on every element.

Turn anything into an array

An ES5 spec-compliant `Array.prototype.map` shim/polyfill/replacement that works as far down as ES3.

Typescript-compatible minimalistic shallow equality check for arrays/objects

Iterate any iterable JS value. Works robustly in all environments, all versions.

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

Join paths and globs.

Check if a string matches the name of a Node.js builtin module

Parse postgres array columns

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

Return true if a value is a valid glob pattern or patterns.

Is this value a JS Typed Array? This module works cross-realm/iframe, does not depend on `instanceof` or mutable properties, and despite ES6 Symbol.toStringTag.

Which kind of Typed Array is this JavaScript value? Works cross-realm, without `instanceof`, and despite Symbol.toStringTag.

Guarantees an array back

A faster Node.js alternative to Array.prototype.slice.call(arguments)

Isomorphic, functional type-checking for Javascript

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.

ES6 Array.find ponyfill. Return the first array element which satisfies a testing function.

Run promise-returning & async functions in series, each passing its result to the next

make a shallow copy of an object or array