Determine if an array or object is equivalent with another, *not* recursively

A blazing-fast equality comparison utility for a variety of use-cases

support ANDs and ORs support querying multiple properties string property equals vs substring number property equals vs near dates before and after and equals array equals vs contains vs contains substring object property sub-property booleans? enums?

a CSS selector parser

Array manipulation, ordering, searching, summarizing, etc.

TypeScript definitions for shallow-equals

get equality of unsorted and sorted arrays with nested arrays and nested objects support

A simple list of possible Typed Array names.

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

Does a shallow comparison of two objects, returning false if the keys or values differ.

Is this value a JS ArrayBuffer?

An ES7/ES2016 spec-compliant `Array.prototype.includes` shim/polyfill/replacement that works as far down as ES3.

Get the ArrayBuffer out of a TypedArray, robustly.

`Array.prototype.concat`, but made safe by ignoring Symbol.isConcatSpreadable

Robustly get the length of a Typed Array

Robustly get the byte length of a Typed Array

Robustly get the byte offset of a Typed Array

Is this value a JS SharedArrayBuffer?

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.

Parse postgres array columns